# COLUMBIA GAS TRANSMISSION, LLC — Notice of Amendment

**Citation:** CPF 120021006M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2002-11-06

CLOSED notice of amendment citing 193.2509(b)(3), 193.2515(c), 193.2615(a).

## Document text

Notice of Amendment involving COLUMBIA GAS TRANSMISSION, LLC. PHMSA's enforcement data identifies the cited regulations as 193.2509(b)(3),  193.2515(c),  193.2615(a). The case was opened on 2002-11-06 and is reported as closed as of 2003-03-12. Open the official case record for notices, responses, orders, and the latest status.

PHMSA lists no public case documents for this record.

## Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/120021006M>
- Source ID: `phmsa-enforcement`
- SHA-256: `309dd9bc84bced03c2ea151d8252c51f0302f5705572fd451054269d2a262169`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-23T17:57:03.777Z
- Document slug: `phmsa-enforcement-120021006m`

### Source metadata

```json
{
  "cpf": "120021006M",
  "operator": "COLUMBIA GAS TRANSMISSION, LLC",
  "region": "Eastern",
  "pipelineType": "GAS INTERSTATE ONSHORE",
  "caseStatus": "CLOSED",
  "citedSections": [
    "193.2509(b)(3)",
    "193.2515(c)",
    "193.2615(a)"
  ],
  "dataAsOf": "08/04/2026 12PM",
  "caseDataAsOf": "2026-08-04",
  "attachmentCount": 0,
  "attachments": [],
  "extractedAgencyDocumentCount": 0,
  "attachmentPolicy": "Official attachment links are retained. Agency-issued documents may also include a verified local PDF and page-level text representation.",
  "jurisdiction": "US",
  "operatorName": "COLUMBIA GAS TRANSMISSION, LLC"
}
```