# Regulus search export

- Query: `2021-00286`
- Source type: All
- Part: All
- Source: All
- Status: All
- Jurisdiction: All
- Collection: All
- Incident class: All
- Sort: relevance
- Date from: Any
- Date to: Any
- As of: Current corpus
- Results: 100
- Exported: 2026-08-22T19:02:16.844Z

## 1. NTSB Safety Recommendation P-19-011

**Citation:** P-19-011  
**Type / status:** guidance / guidance  
**Agency:** National Transportation Safety Board  
**Effective / published:** 2019-06-10 / 2019-06-10

TO THE WASHINGTON GAS LIGHT COMPANY: Establish a time frame with specific dates and milestones for the replacement of mercury service regulators throughout the Washington Gas network that recognizes the need to expedite this program and that prioritizes multifamily dwellings where mercury service regulators are located inside the property.

### Provenance

- Official: Yes
- Source: <https://data.ntsb.gov/carol-main-public/sr-details/P-19-011>
- Source ID: `ntsb-pipeline`
- SHA-256: `003e7b32dd1c069e242fdba7ab9bc7c34fa2db76f5591edd512284935a427f2b`
- Retrieved: 2026-08-20T04:57:24.741Z
- Document slug: `ntsb-recommendation-p-19-011`
- Related records: 2

## 2. SABINE PASS LNG, L.P. (Cheniere) — Corrective Action Order

**Citation:** CPF 420183001H  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-02-08

420183001H\_Operator Request for Hearing And Request For Case File (Statement of Issues)\_02162018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420183001H>
- Source ID: `phmsa-enforcement`
- SHA-256: `8103dcfb257a4420c40df6ce433d38ad8f82f20c305c8acdbc6dfd9afa7e7bed`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420183001h`
- Related records: 6

## 3. COLORADO INTERSTATE GAS CO — Corrective Action Order

**Citation:** CPF 22025005CAO  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2025-09-24

2 CONFIRMATION OF RECEIPT REQUESTED

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/22025005CAO>
- Source ID: `phmsa-enforcement`
- SHA-256: `3a1e9775ac523d0ed79539c82a215ed2956d10b8d58e15a86b9d5be63b4b75ec`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-22025005cao`
- Related records: 3

## 4. PANHANDLE EASTERN PIPELINE CO — Notice of Probable Violation

**Citation:** CPF 42025035NOPV  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2025-12-23

42025035NOPV\_Operator Response to Notice\_02232026\_(24-305809).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42025035NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `b1a4244581bb87fe32264f222fa8fabbf0f16d6c5a15cfb3f9cd6c020f7fc2fe`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42025035nopv`
- Related records: 11

## 5. DIXIE PIPELINE COMPANY LLC — Notice of Probable Violation

**Citation:** CPF 42023049NOPV  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-08-14

42023049NOPV\_Operator Petition for Reconsideration\_09182025\_(22-232767).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42023049NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `ea0920ac67cbfb296f168021f2cef55c850d8c8b41eac751d23c192d6f660746`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42023049nopv`
- Related records: 9

## 6. TRANSWESTERN PIPELINE COMPANY LLC — Notice of Probable Violation

**Citation:** CPF 42024037NOPV  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-10-04

42024037NOPV\_Operator Response to Notice\_01092025\_(23-267490).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42024037NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `c581668a7afeb824d8f4ae53ddadacc8328cbd46f44f0e83c5db717c41988dd5`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42024037nopv`
- Related records: 20

## 7. SINCLAIR TRANSPORTATION COMPANY — Notice of Probable Violation

**Citation:** CPF 42025021NOPV  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2025-01-08

42025021NOPV\_Operator Petition for Reconsideration (Part 1)\_10162025\_(23-266712).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42025021NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `a004fe5d0a4de2811a69da8217b9a228fa2b288c3188ebca2e1e9f63d724343d`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42025021nopv`
- Related records: 10

## 8. COVE POINT LNG, LP — Safety Order

**Citation:** CPF 42025010NOPSO  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2025-10-14

42025010NOPSO\_Operator Request for Informal Consultation and Request for Hearing\_10162025\_(25-353455).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42025010NOPSO>
- Source ID: `phmsa-enforcement`
- SHA-256: `0804057dee2ba7c8accf54905aab4c703b0710d0f9f6c7e70a7cedd139c081f2`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42025010nopso`
- Related records: 6

## 9. ONEOK NGL PIPELINE, LLC — Notice of Probable Violation

**Citation:** CPF 42024036NOPV  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-10-22

42024036NOPV\_Operator Withdrawal of Hearing Request\_05122025\_(23-264819).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42024036NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `9816cf302a27f7d0784e85b0ed9210536eb7dbb03fc2ae0dbadaaeb0aa0da57c`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42024036nopv`
- Related records: 6

## 10. COLUMBIA GAS TRANSMISSION, LLC — Notice of Probable Violation

**Citation:** CPF 120181003  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-01-18

120181003\_Operator Request for Hearing\_02272018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/120181003>
- Source ID: `phmsa-enforcement`
- SHA-256: `ca90b0ec2409bf43707480498df6dd7d825b4b59d2552873e6cbc87f5051ace8`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-120181003`
- Related records: 12

## 11. CRESTWOOD MIDSTREAM PARTNERS LP — Notice of Amendment

**Citation:** CPF 32024021NOA  
**Type / status:** enforcement / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-06-05

32024021NOA\_Operator Response to Notice\_07052024\_(21-199489).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32024021NOA>
- Source ID: `phmsa-enforcement`
- SHA-256: `ef825da9e906a172e0b8f696acc62a783e691ee38067a4761ae890491ea92087`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32024021noa`
- Related records: 6

## 12. PHILLIPS 66 PIPELINE LLC — Notice of Probable Violation

**Citation:** CPF 420165002  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-02-24

420165002\_Opertaor Request for Hearing Cover Letter\_04282016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420165002>
- Source ID: `phmsa-enforcement`
- SHA-256: `7e14488995fe3811fa9cfac7a62d4de5ae964e812272615de45128525a18aee9`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420165002`
- Related records: 10

## 13. Bose McKinney & Evans LLP — Pipeline Safety Interpretation

**Citation:** PI-11-0014  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2012-08-27

05/19/2011 15:42

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/Pipeline/2012/Indiana%20PRC-PI-11-0014-03-27-2012-Parts%20191%2C%20192%2C%20199.pdf>
- Source ID: `phmsa`
- SHA-256: `ac89d0f8b07515800d484fd9fcd723c8b1a718e5e11ee30c22ef571dd1c943c9`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-pi-11-0014`
- Related records: 2

## 14. Interstate Battery System of America, Inc. — Hazardous Materials Safety Interpretation

**Citation:** 08-0067  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2008-06-03

ATTACHMENT 2

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2008/080067.pdf>
- Source ID: `phmsa`
- SHA-256: `b7f7f7b8b6a67db3f44977926cff7dc22cd2cc09958d11b068092f59183ff149`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-08-0067`
- Related records: 3

## 15. LDAR NPRM - 12866 Review Redline

**Citation:** PHMSA-2021-0039-0023  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-05-25

LDAR NPRM - 12866 Review Redline Other; Assessment Document or Analysis. Filed in Regulations.gov docket PHMSA-2021-0039.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2021-0039-0023>
- Source ID: `regulations-gov`
- SHA-256: `881af0a21a260d123c8887f4e175810292a7ee00c9eeacd3ec4a4cdf063fd151`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2021-0039-0023`
- Related records: 1

## 16. GULF SOUTH PIPELINE COMPANY, LLC — Notice of Probable Violation

**Citation:** CPF 32021073NOPV  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-12-22

32021073NOPV\_Region Requests Compliance Reopen Case\_01172023\_(20-173072)\_text.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021073NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `4ce53bb25f7c6e0e3a5488ce0db4be448bf2a63a0b7b14cbee4771b15fe13512`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021073nopv`
- Related records: 13

## 17. HazMat Resources, Inc. — Hazardous Materials Safety Interpretation

**Citation:** 08-0098  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2008-08-05

03/20/2008

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2008/080098.pdf>
- Source ID: `phmsa`
- SHA-256: `0c2ba70108857bfd07eb6b94e0dd85a7707017a041dcd87ceeba7a3fe1d5e1e7`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-08-0098`
- Related records: 3

## 18. TRANSCONTINENTAL GAS PIPE LINE COMPANY — Notice of Probable Violation

**Citation:** CPF 420161008  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-07-29

420161008\_Operator Post Hearing Brief-Response to Region Recommendation\_01302018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420161008>
- Source ID: `phmsa-enforcement`
- SHA-256: `9332bb6dd9f9bb41930942fd33b8c3d6190d3bd5aea193f7b4b91e7addc3f49d`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420161008`
- Related records: 14

## 19. 20140328 4001 06 Section 2 Description of the Proposed Action

**Citation:** PHMSA-2013-0255-0160  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2022-09-16

20140328 4001 06 Section 2 Description of the Proposed Action Other; Supplemental Comment. Filed in Regulations.gov docket PHMSA-2013-0255.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2013-0255-0160>
- Source ID: `regulations-gov`
- SHA-256: `07d85f3a0cf3fc10fd7b34b7d11aab393932b1bd349c52b376c400e79d0da113`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2013-0255-0160`
- Related records: 1

## 20. Public Utilities Commission of Ohio Transportation Department — Hazardous Materials Safety Interpretation

**Citation:** 13-0037  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2013-05-06

This message and any response to it may constitute a public record and thus may be publicly available to anyone who requests it. 2

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2013/130037.pdf>
- Source ID: `phmsa`
- SHA-256: `ab817edae5331dfe84b5450e388185e9ed2c8c022bb08c85c9666acbb4bda6eb`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-13-0037`
- Related records: 1

## 21. Tennessee Department of Environment & Conservation — Hazardous Materials Safety Interpretation

**Citation:** 18-0016  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-09-14

12/07/2017

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/docs/standards-rulemaking/hazmat/interpretations/68891/180016.pdf>
- Source ID: `phmsa`
- SHA-256: `3704f3f973a6b6ba44bce80ef90ad62719a0f77cd0e9c7c495873d6f5d053f95`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-18-0016`
- Related records: 4

## 22. Comment from Anonymous

**Citation:** PHMSA-2019-0207-0010  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-07-13

Comment from Anonymous Other; Report. Filed in Regulations.gov docket PHMSA-2019-0207.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2019-0207-0010>
- Source ID: `regulations-gov`
- SHA-256: `9fe0b90404ba77b0c087ad9f81c9c46c83cbe6c67d501234c9932407cd4537a3`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2019-0207-0010`
- Related records: 1

## 23. Joint Comment after PAC meeting

**Citation:** PHMSA-2016-0002-0011  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-07-26

Joint Comment after PAC meeting Other; Additional Information. Filed in Regulations.gov docket PHMSA-2016-0002.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2016-0002-0011>
- Source ID: `regulations-gov`
- SHA-256: `d4145711e2a126d7d110612e0e715dc90ade9deb98b44d2c5aa391a293d08e16`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2016-0002-0011`
- Related records: 1

## 24. ENBRIDGE ENERGY, LIMITED PARTNERSHIP — Notice of Probable Violation

**Citation:** CPF 320205009  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2020-11-19

320205009\_Region Requests Compliance Reopen Case\_12022022\_(17-158844S)\_text.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/320205009>
- Source ID: `phmsa-enforcement`
- SHA-256: `d0be9e496d9ab962ae422d82fedb5510e9f340b10a64d9cea0b993846c7585ff`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-320205009`
- Related records: 22

## 25. TARGA NGL PIPE LINE CO — Notice of Amendment

**Citation:** CPF 420185024M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-11-14

420185024M\_Operator Request for Hearing and Statement of Issues\_01312019.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185024M>
- Source ID: `phmsa-enforcement`
- SHA-256: `d442c029c215f1f60ed1fb79d3f192d69917e4d50f4c1e68457c217cb43828af`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185024m`
- Related records: 3

## 26. UTi — Hazardous Materials Safety Interpretation

**Citation:** 13-0186  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2014-01-22

Important Notice. This email message contains information which may be confidential and/or legally privileged. Unless you are the intended recipient (or have been authorised to receive on behalf of the intended recipient), you may not use, copy or disclose to anyone the message or any information contained in the message or from any attachments that were sent with this email. If you have received this email message in error, please advise the sender by email, and delete the message. 2

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2013/130186.pdf>
- Source ID: `phmsa`
- SHA-256: `4b47eff738f1cc8ba4edbe19b915850e903de5c14f7ca21d0ce61adcf33d72c0`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-13-0186`
- Related records: 4

## 27. TARGA NGL PIPE LINE CO — Notice of Probable Violation

**Citation:** CPF 420185023  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-11-14

420185023\_Operator Request for Hearing and Statement of Issues\_01312019.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185023>
- Source ID: `phmsa-enforcement`
- SHA-256: `f07ad35a15e7378099343cd695b61fc92d9557b490dd3e72bbd50a20ee1cd64c`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185023`
- Related records: 10

## 28. Council on the Safe Transportation of Hazardous Articles, Inc. — Hazardous Materials Safety Interpretation

**Citation:** 14-0066  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2014-05-30

If you have any questions or would like to discuss these issues further, please do not hesitate to contact me. Respectfully submitted, L'Gena Shaffer Technical Consultant --- ---------------------

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2014/140066.pdf>
- Source ID: `phmsa`
- SHA-256: `892924b70ba277a784deca09b9d5415a3b0ada82deae6e82de2171aaef3aa23f`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-14-0066`
- Related records: 6

## 29. ONEOK NGL PIPELINE, LLC — Safety Order

**Citation:** CPF 420165014S  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-05-16

420165014S\_Operator Response to Notice\_08242016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420165014S>
- Source ID: `phmsa-enforcement`
- SHA-256: `8719492ad0524f7c11ef4a0bed1f5eb13c6be2a38162e1c0d75023e51dca93a9`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420165014s`
- Related records: 4

## 30. WEST TEXAS GULF PIPELINE CO — Notice of Probable Violation

**Citation:** CPF 420155012  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2015-04-27

420155012\_Operator Response and Request for Hearing\_05222015.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420155012>
- Source ID: `phmsa-enforcement`
- SHA-256: `fe799cb3efacb0e1b0f6e73305136e64bb878bfe2926655f65facf556833801b`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420155012`
- Related records: 7

## 31. NORTHERN NATURAL GAS CO — Warning Letter

**Citation:** CPF 420161002W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-03-23

420161002W\_Operator Response to Notice\_04292016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420161002W>
- Source ID: `phmsa-enforcement`
- SHA-256: `dea3b7daeefa106dea92a356ba3e056565f555fcfd69d23e13dc994822e0cb3b`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420161002w`
- Related records: 2

## 32. National Registry Notification Instructions - PHMSA F1000.2 (rev 1-2020) Clean 2021-07-29

**Citation:** PHMSA-2011-0023-0487  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-11-12

National Registry Notification Instructions - PHMSA F1000.2 (rev 1-2020) Clean 2021-07-29 Other; Letter(s) in Support. Filed in Regulations.gov docket PHMSA-2011-0023.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2011-0023-0487>
- Source ID: `regulations-gov`
- SHA-256: `4dd4d64b3006e8b3047b11079e7aa78bf5140f37d236b2a0ccf695deea9678b3`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2011-0023-0487`
- Related records: 1

## 33. HOLLY ENERGY PARTNERS - OPERATING, L.P. — Notice of Amendment

**Citation:** CPF 420185006M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-06-20

420185006M\_Operator Response to Notice\_08292018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185006M>
- Source ID: `phmsa-enforcement`
- SHA-256: `4118eec4c332fe1708c4f0818b0851cc701d1679a2a75bb9545884358a8285e1`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185006m`
- Related records: 4

## 34. AMETEK AMERON — Hazardous Materials Safety Interpretation

**Citation:** 24-0010  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-05-10

This email, and any files transmitted with it, are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error, please notify the sender and delete this email. If you are not the intended recipient, you are notified that disclosing, copying, distributing, or taking any action in reliance on the contents of this information, is strictly prohibited.

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/2024-05/240010.pdf>
- Source ID: `phmsa`
- SHA-256: `068eef09ec4a385ad0d9efa45efd989eeceec6090e410cb684067060c1360959`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-24-0010`
- Related records: 2

## 35. ENTERPRISE PRODUCTS OPERATING LLC — Notice of Probable Violation

**Citation:** CPF 420175035  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2017-11-02

420175035\_Operator Request for Hearing\_02282018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420175035>
- Source ID: `phmsa-enforcement`
- SHA-256: `41b21b412f713e626d273d7397f9176ae5024203387aa19f87f10a6cdefb2c89`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420175035`
- Related records: 18

## 36. AIR PRODUCTS & CHEMICALS INC — Notice of Probable Violation

**Citation:** CPF 420131001  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2013-01-02

420131001\_Operator Response and Request for Hearing and Preliminary Statement of Issues\_02212013.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420131001>
- Source ID: `phmsa-enforcement`
- SHA-256: `d7aaf506243f076b93d14aef9bef62c98bef9f86d057ead3605410eb44656f1d`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420131001`
- Related records: 4

## 37. JAYHAWK PIPELINE LLC — Warning Letter

**Citation:** CPF 32021075WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-10-01

32021075WL\_Operator Response to Notice\_10292021\_(21-207811).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021075WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `f0f115136ba595856154fc452569e3ddf222802524896ddad60b529081913d8b`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021075wl`
- Related records: 10

## 38. Hearing Testimony Initial Application

**Citation:** PHMSA-2016-0081-0005  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-06-30

Hearing Testimony Initial Application Other; Letter(s). Filed in Regulations.gov docket PHMSA-2016-0081.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2016-0081-0005>
- Source ID: `regulations-gov`
- SHA-256: `836767612f2f3fff6200251c92a60687e04a4fba040a2fd64bbf94194a1e3602`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2016-0081-0005`
- Related records: 1

## 39. Pierce Atwood — Pipeline Safety Interpretation

**Citation:** PI-17-0004  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-09-10

Page 2 January 31, 2017 We appreciate your regulatory interpretation on the matter, and would be glad to provide further detail if you have questions. Your attention to this matter is very much appreciated. Sincerely, Richard S. Novak cc: Lisa A. Gilbreath \{W5983918.2\}

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/docs/standards-rulemaking/pipeline/interpretations/68406/pierce-atwood-pi-17-0004-09-10-2018-part-195-1.pdf>
- Source ID: `phmsa`
- SHA-256: `846a131bd3e63134a181e81d85517c30e4e5f3a04ca41a645c8c919339cfc19c`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-pi-17-0004`
- Related records: 3

## 40. Oak Ridge National Laboratories ASME BPVC report ORNL/TM-2017/66

**Citation:** PHMSA-2018-0046-0003  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2020-06-05

Oak Ridge National Laboratories ASME BPVC report ORNL/TM-2017/66 Supporting & Related Material; Analysis. Filed in Regulations.gov docket PHMSA-2018-0046.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2018-0046-0003>
- Source ID: `regulations-gov`
- SHA-256: `d49716350bdf5e459f4b4c49cbb2bb28c562dd09e7df4f3580288f8f762206c3`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2018-0046-0003`
- Related records: 1

## 41. ENERGY TRANSFER COMPANY — Warning Letter

**Citation:** CPF 32021008WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-02-02

32021008WL\_Operator Response to Notice\_03042021\_(20-196716).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021008WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `49fc186269cec1e1bf9c0c25d36d5a22e9ef50dff0cf49ceb4c615c0f61a72c7`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021008wl`
- Related records: 7

## 42. CRESCENT MIDSTREAM, LLC — Corrective Action Order

**Citation:** CPF 42024016CAO  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-08-02

42024016CAO\_Operator Request for Hearing and Request for Case File and Statement of Issues\_08122024\_(24-315924).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42024016CAO>
- Source ID: `phmsa-enforcement`
- SHA-256: `6168225f6eadf010544378f375660974a2abfe1208350aead6daa091a9e9717b`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42024016cao`
- Related records: 6

## 43. ENTERPRISE CRUDE PIPELINE LLC — Notice of Probable Violation

**Citation:** CPF 420155023  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2015-10-14

420155023\_Operator Response to Notice\_01182016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420155023>
- Source ID: `phmsa-enforcement`
- SHA-256: `335cfc314cced49521b0ab47548c12f73f8da39f63c199af66a8aa7f366487d9`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420155023`
- Related records: 9

## 44. KINDER MORGAN LIQUID TERMINALS, LLC — Warning Letter

**Citation:** CPF 320215006W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-02-26

320215006W\_Operator Response to Notice\_03252021.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/320215006W>
- Source ID: `phmsa-enforcement`
- SHA-256: `bd08eacdc027e9a45a839719c99cf2de48dd80b8ac7a9f0c8cb09422bb5e1306`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-320215006w`
- Related records: 5

## 45. HOLLY ENERGY PARTNERS - OPERATING, L.P. — Notice of Probable Violation

**Citation:** CPF 420185005  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-06-20

420185005\_Operator Response to Notice and Request For Hearing \_08292018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185005>
- Source ID: `phmsa-enforcement`
- SHA-256: `678dda1890b3e9dbc666cbd16a457f2db1109a8cab5e1ac147a1585f0adf3336`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185005`
- Related records: 18

## 46. DISTRIGAS OF MASSACHUSETTS LLC — Warning Letter

**Citation:** CPF 42024035WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-08-16

42024035WL\_Operator Response to Notice\_09102024\_(23-266996).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42024035WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `a602319fe962ab8a73b0974844c32afa5babf1845c009e5ff6f22fccda5aba4b`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42024035wl`
- Related records: 2

## 47. DENBURY GULF COAST PIPELINES, LLC — Notice of Probable Violation

**Citation:** CPF 42025024NOPV1  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2025-01-17

42025024NOPV1\_Operator Request for Hearing and Statement of Issues (Part 1)\_06042025\_(23-284937).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42025024NOPV1>
- Source ID: `phmsa-enforcement`
- SHA-256: `6cb81dfe5cfee6f055f4d1201d885e94a6c8b5c479bed9279e43ed1b66216e27`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42025024nopv1`
- Related records: 5

## 48. Keith Baecht — Hazardous Materials Safety Interpretation

**Citation:** 21-0034  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-04-28

use of the recipient(s) named above. If the reader of this message is not the intended recipient or an agent responsible for delivering it to the intended recipient, you are hereby notified that you have received this message and any attachments in error and that any review, dissemination, distribution, copying or alteration of this message and/or its attachments is strictly prohibited. If you have received this message in error, please notify the sender immediately by electronic mail, and delete the original messa

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/docs/standards-rulemaking/hazmat/interpretations/74966/210034.pdf>
- Source ID: `phmsa`
- SHA-256: `8d10c0d35dc7e780a639d304f591be16c714b9e4e1e3f2c1064235654bc0fd93`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-21-0034`
- Related records: 2

## 49. ENBRIDGE PIPELINES (OZARK) L.L.C. — Notice of Probable Violation

**Citation:** CPF 420155016  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2015-08-25

420155016\_Operator Petition for Reconsideration\_04192017.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420155016>
- Source ID: `phmsa-enforcement`
- SHA-256: `718242ea71c6da4272173e0e74bfc3080c067991478a113b21f38e0216d0d590`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420155016`
- Related records: 8

## 50. ROCKIES EXPRESS PIPELINE LLC — Warning Letter

**Citation:** CPF 32021001WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-01-11

32021001WL\_Operator Response to Notice\_03052021\_(20-178801).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021001WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `f30089a2979b8f71f3dd08b930c51b475ef853d9ae7918d4638a2932effb4cca`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021001wl`
- Related records: 2

## 51. PLAINS PIPELINE, L.P. — Notice of Probable Violation

**Citation:** CPF 420155025  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2015-10-29

420155025\_Petition for Reconsideration\_01232017.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420155025>
- Source ID: `phmsa-enforcement`
- SHA-256: `ef8b1d21d6edb3bcc35b1c0722ad3331424dd4413b9a473f2337f81e50f6a1bc`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420155025`
- Related records: 7

## 52. SABINE PASS LNG, L.P. (Cheniere) — Notice of Probable Violation

**Citation:** CPF 420163002  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-10-17

420163002\_Operator Response to Notice\_11282016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420163002>
- Source ID: `phmsa-enforcement`
- SHA-256: `360b221e60e1d978504e108798421a5a054f2132eb132caf8d84202751bb442c`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420163002`
- Related records: 7

## 53. GENESIS OFFSHORE HOLDINGS, LLC — Notice of Probable Violation

**Citation:** CPF 420177007  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2017-11-22

420177007\_Operator Response To Notice\_01152018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420177007>
- Source ID: `phmsa-enforcement`
- SHA-256: `7a22d64a111969bf3956673e6f636b1bf4f61bcdfc9c144ea5754d1cbcd22ed9`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420177007`
- Related records: 12

## 54. GULF RUN TRANSMISSION, LLC — Warning Letter

**Citation:** CPF 42023030WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-01-12

42023030WL\_Operator Response to Notice\_04272023\_(22-236599).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42023030WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `d4be70a54e9d338b0f97088739fd4c97091d6578df228952fe285ca6b42a3aa6`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42023030wl`
- Related records: 8

## 55. TEXAS GAS TRANSMISSION, LLC — Warning Letter

**Citation:** CPF 420171002W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2017-02-09

420171002W\_Operator Response to Notice\_03302017.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420171002W>
- Source ID: `phmsa-enforcement`
- SHA-256: `de0b2d9456494f723b0e6b87956277352890877a5dbd25a66c0f5182bf2b6ded`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420171002w`
- Related records: 1

## 56. SUNOCO PIPELINE L.P. — Notice of Probable Violation

**Citation:** CPF 420165011  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-04-28

420165011\_Operator Response to Notice and Request for Hearing\_05272016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420165011>
- Source ID: `phmsa-enforcement`
- SHA-256: `a05fe74ec8939d13b0b1c01e0704d6e266fc02dd2921b98987ed6294357836bc`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420165011`
- Related records: 11

## 57. WESTERN REFINING LOGISTICS, LP — Notice of Amendment

**Citation:** CPF 420185015M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-07-20

420185015M\_Operator Response to Notice\_08242018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185015M>
- Source ID: `phmsa-enforcement`
- SHA-256: `c209c785a88c1b5f287af8a24e57e02b2adf0a28562a5914baa71f6436bca38f`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185015m`
- Related records: 7

## 58. TC OIL PIPELINE OPERATIONS INC — Warning Letter

**Citation:** CPF 420135021W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2013-09-26

420135021W\_Operator Response to Notice\_02192014.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420135021W>
- Source ID: `phmsa-enforcement`
- SHA-256: `008bb425a942b5ce2dbbd004c42af3c66012ee5f45934733f7a80c59ebae7275`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420135021w`
- Related records: 3

## 59. GOLDEN PASS LNG TERMINAL LLC — Warning Letter

**Citation:** CPF 42024039WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-08-16

42024039WL\_Operator Response to Notice\_09162024\_(20-171958).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42024039WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `aace753fc3cde1f0afdf626485075b2459825710e5023ce7050a0e054fa21afb`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42024039wl`
- Related records: 3

## 60. Occidental Chemical Company — Hazardous Materials Safety Interpretation

**Citation:** 13-0051  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2014-02-18

The information contained in this message may be confidential and/or privileged. This message is intended to be reviewed by the individual or organization named above. If you are not the intended recipient, you are hereby notified that any review, dissemination or copying of this message or the information contained herein and in its attachments, if any, is prohibited. If you have received this message in error, please immediately notify the sender by return e-mail and delete this message and attachments from your 

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2013/130051.pdf>
- Source ID: `phmsa`
- SHA-256: `a17b7897942bdd13c6d298887a8f0e89efaf53e17c55070fc6c4892a890a5ad4`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-13-0051`
- Related records: 3

## 61. ENERGY TRANSFER COMPANY — Warning Letter

**Citation:** CPF 32021007WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-02-02

32021007WL\_Operator Response to Notice\_03042021\_(20-196716).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021007WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `c6cc8f6b375c7d7066e8629c85e2bfd17012013bff826c4a873d582f15047b4e`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021007wl`
- Related records: 7

## 62. LOOP LLC — Warning Letter

**Citation:** CPF 420135003W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2013-01-22

420135003W\_Operator Response to Notice\_02222013.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420135003W>
- Source ID: `phmsa-enforcement`
- SHA-256: `7af0f1d271592aa2a52d7a5e119738151dc9ad75dfb4ba580b5fd552b95c5835`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420135003w`
- Related records: 2

## 63. PHILLIPS 66 PIPELINE LLC — Warning Letter

**Citation:** CPF 420155007W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2015-03-31

420155007W\_Operator Response to Notice\_04242015.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420155007W>
- Source ID: `phmsa-enforcement`
- SHA-256: `8fd468c558ec8488c56e4e36a8982a9aba4bcab5aa8e188c9b1f8f77d8d53ce8`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420155007w`
- Related records: 4

## 64. NORTHERN NATURAL GAS CO — Warning Letter

**Citation:** CPF 320211001W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-02-11

320211001W\_Operator Response to Notice\_02242021.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/320211001W>
- Source ID: `phmsa-enforcement`
- SHA-256: `95ed15e72878304d2d66d88b3615be83f0054c7fd46d5afeffca4d48a248fac9`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-320211001w`
- Related records: 3

## 65. LDAR PAC pt. 2 Slides\_March 2024

**Citation:** PHMSA-2024-0005-0006  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-03-18

LDAR PAC pt. 2 Slides\_March 2024 Other; Additional Information. Filed in Regulations.gov docket PHMSA-2024-0005.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2024-0005-0006>
- Source ID: `regulations-gov`
- SHA-256: `6cedf1ec1b4bab59145571640796aff59389d6133adbabb180f5d0b043856602`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2024-0005-0006`
- Related records: 1

## 66. EL PASO NATURAL GAS CO — Notice of Amendment

**Citation:** CPF 420161006M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-07-14

420161006M\_Operator Response to Notice\_08182016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420161006M>
- Source ID: `phmsa-enforcement`
- SHA-256: `3aa78dc65abe00bcc45e09eb368670e53485c4ce294dca623ff531e875bc2c3f`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420161006m`
- Related records: 3

## 67. EL PASO NATURAL GAS CO — Notice of Probable Violation

**Citation:** CPF 420161005  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-07-21

420161005\_Operator Response to Notice\_08252016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420161005>
- Source ID: `phmsa-enforcement`
- SHA-256: `fdb6f9bc08785c9f9445dca20848c708dd5ceb779007e2f038c661a5516ff570`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420161005`
- Related records: 26

## 68. PERRYVILLE GAS STORAGE, LLC — Warning Letter

**Citation:** CPF 420141011W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2014-12-10

420141011W\_Operator Response to Notice\_02202015.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420141011W>
- Source ID: `phmsa-enforcement`
- SHA-256: `06c8ac50b17c727bb562a19eae51040e9369c2b498e94a09bf2509cb32387351`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420141011w`
- Related records: 1

## 69. Dr. Arnold Liu - Correspondence

**Citation:** PHMSA-2012-0021-0003  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2012-04-10

Dr. Arnold Liu - Correspondence Other; Letter(s). Filed in Regulations.gov docket PHMSA-2012-0021.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2012-0021-0003>
- Source ID: `regulations-gov`
- SHA-256: `0fea6cd437aba897e1b5304836382056ab2b5a9e49f58eba1a95dfb6ad02b92a`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2012-0021-0003`
- Related records: 1

## 70. BKEP PIPELINE, LLC — Notice of Probable Violation

**Citation:** CPF 420185017  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-09-13

420185017\_Operator Response to Notice\_10192018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185017>
- Source ID: `phmsa-enforcement`
- SHA-256: `14236209124730f3ac88d72a5ba05d2a862ba5dd64b6e20335631d182d73a658`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185017`
- Related records: 4

## 71. CADEVILLE GAS STORAGE, LLC — Warning Letter

**Citation:** CPF 420141012W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2014-12-10

420141012W\_Operator Response to Notice\_02202015.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420141012W>
- Source ID: `phmsa-enforcement`
- SHA-256: `d9e66bf01248f97bc6b4e1c47a740657d481d820b58a6db2b2637844a57cb57e`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420141012w`
- Related records: 1

## 72. ROSE ROCK MIDSTREAM OPERATING, LLC — Notice of Probable Violation

**Citation:** CPF 420165005  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-03-29

420165005\_Operator Response to Notice\_04282016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420165005>
- Source ID: `phmsa-enforcement`
- SHA-256: `692b2cba1def81e850d90fbc6e19b854d0c3d9703eb4aa75398a2498a05c9a86`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420165005`
- Related records: 11

## 73. SAVAGE BAKKEN CONNECTOR, INC — Notice of Amendment

**Citation:** CPF 32021014NOA  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-07-22

32021014NOA\_Operator Response to Notice\_08202021\_(20-196647).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021014NOA>
- Source ID: `phmsa-enforcement`
- SHA-256: `6097ca00ecfd9790294b41b26135e87dac3ee6579eb2d8670c2e6d4f92a05ae2`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021014noa`
- Related records: 16

## 74. GREAT PLAINS NATURAL GAS CO — Notice of Amendment

**Citation:** CPF 32021012NOA  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-07-30

32021012NOA\_Operator Response to Notice\_08272021\_(20-196686).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021012NOA>
- Source ID: `phmsa-enforcement`
- SHA-256: `e8023a4583d413f39b01b30295a9620c3f6a5cba891872158f86f10da43d0866`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021012noa`
- Related records: 6

## 75. 20151218 4001 6 Section 2 Description of the Proposed Action Final EIS

**Citation:** PHMSA-2013-0255-0159  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2022-09-16

20151218 4001 6 Section 2 Description of the Proposed Action Final EIS Other; Supplemental Comment. Filed in Regulations.gov docket PHMSA-2013-0255.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2013-0255-0159>
- Source ID: `regulations-gov`
- SHA-256: `4d43e63fc3eefafeddc6d7b00761619da0bd9a185d584263568382bb04f70b35`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2013-0255-0159`
- Related records: 1

## 76. Implant Technologies — Hazardous Materials Safety Interpretation

**Citation:** 10-0167  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2010-09-13

Kind regards, Jim McManus Jim McManus Project Manager Mobile 203-482-1606 Phone 203-207-9307 \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\* \*\*\*\*\*\*\*\*\*\*\* individual or entity named above. If the reader of this message is not the intended recipient, or the employee or agent This email message may contain information that is confidential and/or privileged and is intended only for use of the responsible to deliver it to the intended recipient, you are hereby notified that any dissemination, distribution, or copying of this communication is 

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2010/100167.pdf>
- Source ID: `phmsa`
- SHA-256: `778791c401964b722dd96ae2dda7767d14376049213880f5559ba5a92f5b1d1d`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-10-0167`
- Related records: 2

## 77. LAKE CHARLES LNG COMPANY, LLC — Notice of Probable Violation

**Citation:** CPF 420173002  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2017-02-21

420173002\_Operator Response to Notice and Request for Hearing\_03222017.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420173002>
- Source ID: `phmsa-enforcement`
- SHA-256: `eabba7d5bee415b02d5de5a4234e0007ea0e640dbfc77e454c2ad1dfa61e8422`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420173002`
- Related records: 28

## 78. COLUMBIA GULF TRANSMISSION, LLC — Notice of Probable Violation

**Citation:** CPF 420161001  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-01-19

420161001\_Operator Response to Notice\_02232016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420161001>
- Source ID: `phmsa-enforcement`
- SHA-256: `9ca343a3aebdd60efd01d795b5acfd58c79f60ac155855515e3d676a6685b699`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420161001`
- Related records: 7

## 79. ANR PIPELINE CO — Warning Letter

**Citation:** CPF 420171003W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2017-02-09

420171003W\_Operator Response to Notice\_05022017.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420171003W>
- Source ID: `phmsa-enforcement`
- SHA-256: `74a81a098b26671df985d59d928b81915744d3536b0846b39b6de9274a25f952`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420171003w`
- Related records: 1

## 80. GULF SOUTH PIPELINE COMPANY, LLC — Notice of Probable Violation

**Citation:** CPF 420181001  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-01-31

420181001\_Operator Response to Notice\_02262018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420181001>
- Source ID: `phmsa-enforcement`
- SHA-256: `ad273ee4fb428c1d6766d10b64ac6c72587314a92b2b1dbb216b9e78ac8318f7`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420181001`
- Related records: 14

## 81. CHEVRON PIPE LINE CO — Notice of Probable Violation

**Citation:** CPF 420115003  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2011-01-28

420115003\_Operator Response Notice\_02282011.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420115003>
- Source ID: `phmsa-enforcement`
- SHA-256: `5ff2cc10695f770721c6a20ac3db5f87a75c6f18f86c0b64a65f770d9b30df52`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420115003`
- Related records: 6

## 82. FRONTIER ENERGY SERVICES, L.L.C. — Warning Letter

**Citation:** CPF 420175017W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2017-05-04

420175017W\_Operator Response to Notice\_05122017.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420175017W>
- Source ID: `phmsa-enforcement`
- SHA-256: `e904a3478861a4109a53fdf4704045a8430bdfb798e005a5886f5c64d69d72a4`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420175017w`
- Related records: 4

## 83. ENTERPRISE PRODUCTS OPERATING LLC — Warning Letter

**Citation:** CPF 42023058WL  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-10-12

42023058WL\_Operator Response to Notice\_11132023\_(23-282967).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42023058WL>
- Source ID: `phmsa-enforcement`
- SHA-256: `272c491ed05246a5eb8c8d846509ea82a3d4d00618ba1e21ea648547495a41f7`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42023058wl`
- Related records: 5

## 84. CALIBER BEAR DEN INTERCONNECT LLC — Notice of Probable Violation

**Citation:** CPF 32021037NOPV  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-08-04

32021037NOPV\_Operator Response to Notice\_09212021\_(21-210458).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021037NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `5ab15391a636b47236f26dd4b359ac495516666e149ff9c5dc83d5fc83cedc37`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021037nopv`
- Related records: 11

## 85. ENERGY TRANSFER COMPANY — Notice of Probable Violation

**Citation:** CPF 420165009  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-04-11

420165009\_Operator Response to Notice\_04292016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420165009>
- Source ID: `phmsa-enforcement`
- SHA-256: `8d404d5332d4c43db8b7d311c31722920d6610fd19c0e2f72fe0301170c0452d`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420165009`
- Related records: 8

## 86. OLYMPIC PIPE LINE COMPANY — Notice of Probable Violation

**Citation:** CPF 32021006NOPV  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-01-29

32021006NOPV\_Operator Response to Notice\_02192021\_(20-196687).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021006NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `6ea8604636a6b4031ed16ea87b09eadeb068e0677f02f66e93d42a14d16d569f`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021006nopv`
- Related records: 8

## 87. INDORAMA VENTURES OLEFINS LLC — Notice of Amendment

**Citation:** CPF 420185008M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-04-27

420185008M\_Operator Response to Notice\_05252018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185008M>
- Source ID: `phmsa-enforcement`
- SHA-256: `b6ef3a4919b252d6903ab4152f2247a661f3bea680e6d98b75a8084d864ec710`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185008m`
- Related records: 6

## 88. JAYHAWK PIPELINE LLC — Notice of Amendment

**Citation:** CPF 32021076NOA  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2021-10-01

32021076NOA\_Operator Response to Notice\_10292021\_(21-207811).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/32021076NOA>
- Source ID: `phmsa-enforcement`
- SHA-256: `0e913f3f24bb31495e6331c0159278bd2e2955df0b06cefe8f914add348909ea`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-32021076noa`
- Related records: 9

## 89. Members Portfolio

**Citation:** PHMSA-2023-0061-0004  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-11-17

Members Portfolio Other; Additional Information. Filed in Regulations.gov docket PHMSA-2023-0061.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2023-0061-0004>
- Source ID: `regulations-gov`
- SHA-256: `f267f196a0716a9bf340871741d1e8f57365bf1a562a7b6d9a0213585ec8faf5`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2023-0061-0004`
- Related records: 1

## 90. ENABLE GAS TRANSMISSION, LLC — Notice of Amendment

**Citation:** CPF 42023046NOA  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2023-10-18

42023046NOA\_Operator Response to Notice\_01152024\_(22-241127).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42023046NOA>
- Source ID: `phmsa-enforcement`
- SHA-256: `bf0388ea774d8f5c5087afa25f585d9c2ee4e860e224daa2cb16f1c67f84971c`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42023046noa`
- Related records: 23

## 91. INDORAMA VENTURES OLEFINS LLC — Notice of Probable Violation

**Citation:** CPF 420185007  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2018-04-27

420185007\_Operator Response to Notice\_05232018.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420185007>
- Source ID: `phmsa-enforcement`
- SHA-256: `006f47866358f0a5e61f75178e2952f05b79e372c246bb03381bbe3dfeeefb3a`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420185007`
- Related records: 8

## 92. EL PASO NATURAL GAS CO — Warning Letter

**Citation:** CPF 420141006W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2014-05-13

420141006W\_Operator Response to Notice\_07172014.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420141006W>
- Source ID: `phmsa-enforcement`
- SHA-256: `de818d87afec79bf088a7268fd568b083cca659cdd24f7bfcdaf67284d8663e0`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420141006w`
- Related records: 1

## 93. PHMSA-2011-0023-0466\_attachment\_1

**Citation:** PHMSA-2011-0023-0595  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2022-06-17

PHMSA-2011-0023-0466\_attachment\_1 Supporting & Related Material; Report. Filed in Regulations.gov docket PHMSA-2011-0023.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2011-0023-0595>
- Source ID: `regulations-gov`
- SHA-256: `2a85b2317ed537fb23ef574afd33560633751d44e47a023053e938235c8fecab`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2011-0023-0595`
- Related records: 1

## 94. ENTERPRISE PRODUCTS OPERATING LLC — Notice of Probable Violation

**Citation:** CPF 42024002NOPV  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-05-14

42024002NOPV\_Operator Response to Notice\_08122024\_(23-264216).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42024002NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `7dc34b113dabadbc2513d2ad8b2086e3473c07f8825e13b1d6bf311ebc53a0e3`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42024002nopv`
- Related records: 14

## 95. FREEPORT LNG DEVELOPMENT, L.P. — Notice of Probable Violation

**Citation:** CPF 42024033NOPV  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2024-11-26

42024033NOPV\_Operator Response to Notice\_01172025\_(22-245663).pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/42024033NOPV>
- Source ID: `phmsa-enforcement`
- SHA-256: `ae20863c67cb863895835404c79407536d022f1ec20e5395e2c8648e972da518`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-42024033nopv`
- Related records: 11

## 96. PLAINS PIPELINE, L.P. — Notice of Probable Violation

**Citation:** CPF 420135007  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2013-04-05

420135007\_Operator Response and Request for a Hearing\_05102013.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420135007>
- Source ID: `phmsa-enforcement`
- SHA-256: `b76e6833e3902a4878e7ba40fed1693418bd25dd8f16a9b4b61eacdf9aa92473`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420135007`
- Related records: 29

## 97. PLAINS MARKETING, L.P. — Notice of Probable Violation

**Citation:** CPF 420165024  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2016-07-11

420165024\_Operator Response to Notice\_08112016.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420165024>
- Source ID: `phmsa-enforcement`
- SHA-256: `bfa79bc8bad57398f66d6777fa71cf2fa3acce57a1560cac3c27d04a4f63832b`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420165024`
- Related records: 5

## 98. BP PIPELINE (NORTH AMERICA) INC. — Notice of Probable Violation

**Citation:** CPF 420135002  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2013-01-11

420135002\_Operator Response to Notice\_02192013.pdf

### Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420135002>
- Source ID: `phmsa-enforcement`
- SHA-256: `26c46696205ec248327a13ed07a727ad03a0550bc65c4d2f9d1b9c7941615a8a`
- Retrieved: 2026-08-20T04:44:44.458Z
- Document slug: `phmsa-enforcement-420135002`
- Related records: 6

## 99. HMT Associates, L.L.C. — Hazardous Materials Safety Interpretation

**Citation:** 11-0047  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2011-05-12

P.S. I checked the available interpretation letters, and could not find one that addressed this issue (although, to be honest, I thought I remembered seeing something about it in the past). 2

### Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2011/110047.pdf>
- Source ID: `phmsa`
- SHA-256: `90689304cb70a88b84aa851d0da529fc43cfaaad879c95348357b6d27bc7d5d1`
- Retrieved: 2026-08-20T00:59:31.977Z
- Document slug: `phmsa-interpretation-11-0047`
- Related records: 2

## 100. Req for Extension

**Citation:** PHMSA-2019-0199-0004  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective / published:** Not stated / 2020-12-07

Req for Extension Other; Additional Information. Filed in Regulations.gov docket PHMSA-2019-0199.

### Provenance

- Official: Yes
- Source: <https://www.regulations.gov/document/PHMSA-2019-0199-0004>
- Source ID: `regulations-gov`
- SHA-256: `24bfe06ec2b1640febe4fc2d08561a177a79344d333bd1e2846610fdb3d69a59`
- Retrieved: 2026-08-20T02:22:07.924Z
- Document slug: `regulations-gov-document-phmsa-2019-0199-0004`
- Related records: 1
