# MARKWEST UTICA EMG, L.L.C. — Warning Letter

- **operation:** document
- **citation:** CPF 12023030WL
- **title:** MARKWEST UTICA EMG, L.L.C. — Warning Letter
- **source type:** enforcement
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** historical
- **official:** true
- **published on:** 2023-04-13
- **effective on:** Not available
- **summary:** CLOSED warning letter citing 195.402(a), 195.555.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-enforcement-12023030wl.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-enforcement-12023030wl.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-enforcement-12023030wl
- **source url:** https://primis.phmsa.dot.gov/enforcement-data/case/12023030WL
**body:**

Warning Letter involving MARKWEST UTICA EMG, L.L.C.. PHMSA's enforcement data identifies the cited regulations as 195.402(a),  195.555. The case was opened on 2023-04-13 and is reported as closed as of 2023-04-13. Open the official case record for notices, responses, orders, and the latest status.

Official case documents:

12023030WL_Warning Letter_04132023_(22-233210).pdf: https://primis.phmsa.dot.gov/enforcement-documents/12023030WL/12023030WL_Warning%20Letter_04132023_(22-233210).pdf

12023030WL_Warning Letter_04132023_(22-233210)_text.pdf: https://primis.phmsa.dot.gov/enforcement-documents/12023030WL/12023030WL_Warning%20Letter_04132023_(22-233210)_text.pdf

12023030WL_Warning Letter_04132023_(22-233210)_text.pdf

WARNING LETTER
OVERNIGHT EXPRESS DELIVERY
April 13, 2023
Mr. Gregory Floerke
Executive Vice President, Gathering and Processing
MarkWest Utica EMG, LLC
1515 Arapahoe Street, Tower 1
Suite 1600
Denver, Colorado 80202
CPF 1-2023-030-WL
Dear Mr. Floerke:
From August 8, 2022, through October 21, 2022, a representative of the Pipeline and Hazardous
Materials Safety Administration (PHMSA) pursuant to Chapter 601 of 49 United States Code
(U.S.C.) conducted an inspection of Markwest Utica EMG, LLC’s (MarkWest Utica EMG)
procedures and records in Denver, Colorado1
.
As a result of the inspection, it is alleged that you have committed probable violations of the
Pipeline Safety Regulations, Title 49, Code of Federal Regulations (CFR). The items inspected
and the probable violations are:
1. § 195.402 Procedural manual for operations, maintenance, and emergencies.
(a) General. Each operator shall prepare and follow for each
pipeline system a manual of written procedures for conducting normal
operations and maintenance activities and handling abnormal
operations and emergencies. This manual shall be reviewed at intervals
not exceeding 15 months, but at least once each calendar year, and
appropriate changes made as necessary to insure that the manual is
1 This inspection included multiple subsidiaries of MPLX, LLC. The other assets covered during this inspection
included: PHMSA Operator Identification Number (OPID) 39920 for MarkWest Liberty Ethane Pipeline, L.L.C.
under inspection unit number 89319; OPID 39941 for MarkWest Utica EMG, L.L.C. under inspection unit number
82542; and, OPID 39922 for Markwest Liberty NGL Pipeline, L.L.C. under inspection unit number 89319. Since
the inspection, MPLX consolidated OPIDs 39920 and 39922 under OPID 40149 MPLX, LP.



effective. This manual shall be prepared before initial operations of
a pipeline system commence, and appropriate parts shall be kept at
locations where operations and maintenance activities are conducted.
MarkWest Utica EMG failed to follow its manual of written procedures. Specifically, MarkWest
Utica EMG failed to follow its Operations, Maintenance & Emergency Manual-Liquids Program,
dated 06/07/21 (OME) and its Appendix J – Accident/Incident Investigation Plan, dated 06/04/21
(Appendix J) regarding analyzing pipeline accidents to determine their cause pursuant to
§ 195.402(c)(5)2
.
The OME Section 7.6 and Appendix J included MarkWest Utica EMG’s detailed requirements for
analyzing and documenting each failure or accident involving its liquid facilities.
During the inspection, PHMSA requested records related to analyzing pipeline accidents.
MarkWest Utica EMG provided the Accident Report - PHMSA 7000.1, accident date 07/02/19
(Accident Record). The Accident Record only provided the information required by the PHMSA
form which includes a narrative description of the accident that occurred. During the inspection,
PHMSA requested records which supported MarkWest Utica EMG’s emergency response and any
subsequent actions taken towards documenting and analyzing the accident pursuant to their
procedures. MarkWest Utica EMG was unable to provide any supporting documentation or
justification for the cause identified other than discussing that the 7000.1 report was submitted to
PHMSA. The Accident Record failed to record much of the information related to the questions
required by MarkWest Utica EMG’s Appendix J. No documentation was provided during the
inspection regarding any 3rd party consultations for determining the root cause of the failure or
other information about the incident that was to be tracked in its Intelex system.
Therefore, MarkWest Utica EMG failed to follow its written procedures regarding analyzing a
pipeline accident that occurred in calendar years 2019.
2. § 195.402 Procedural manual for operations, maintenance, and emergencies.
(a) General. Each operator shall prepare and follow for each
pipeline system a manual of written procedures for conducting normal
operations and maintenance activities and handling abnormal
operations and emergencies. This manual shall be reviewed at intervals
not exceeding 15 months, but at least once each calendar year, and
appropriate changes made as necessary to insure that the manual is
effective. This manual shall be prepared before initial operations of a
pipeline system commence, and appropriate parts shall be kept at
locations where operations and maintenance activities are conducted.
2At the time of the accident in question, 49 CFR 195.402(c)(5) stated:
(a) …
(c) Maintenance and normal operations. The manual required by paragraph (a) of this section must include
procedures for the following to provide safety during maintenance and normal operations:
(1) …
(5) Analyzing pipeline accidents to determine their causes.



MarkWest Utica EMG failed to follow its manual of written procedures. Specifically, MarkWest
Utica EMG failed to follow its Operations, Maintenance & Emergency Manual-Liquids Program,
dated 06/07/21 (OME) to adequately document its periodic reviews of the work done by operator
personnel to determine the effectiveness of the procedures used in normal operation and
maintenance and taking corrective action where deficiencies are found as required by § 195.402(a).
The OME Section 7.14.1 included MarkWest Utica EMG’s requirements for conducting and
documenting periodic reviews pursuant to § 195.402(c)(13)3
.
During the inspection PHSMA requested records related to effectiveness reviews for calendar
years 2020 and 2021. MarkWest Utica EMG provided Operations, Maintenance and Emergencies
Manual – Spot Check Performance Form, dated 11/16/20 and 03/02/21 (Effectiveness Records).
The Effectiveness Records failed to indicate what reviews were conducted of the work done, what
procedure was reviewed by operator personnel in normal operation and maintenance tasks and
how MarkWest Utica EMG determined if the review was effective. During the inspection,
MarkWest Utica EMG discussed how this information was included in the Section 4 – Remarks
on the Effectiveness Records, however, the information on the records did not indicate relevant
data to the effectiveness reviews being conducted.
Therefore, MarkWest Utica EMG failed to follow its manual of written procedures for adequately
documenting periodic reviews of the work done by operator personnel to determine the
effectiveness of the procedures used in normal operation and maintenance and taking corrective
action where deficiencies are found in calendar years 2020 and 2021 in accordance with
§§ 195.402(a) and 195.402(c)(13).
3. § 195.555 What are the qualifications for supervisors?
You must require and verify that supervisors maintain a thorough
knowledge of that portion of the corrosion control procedures
established under §195.402(c)(3) for which they are responsible for
insuring compliance.
MarkWest Utica EMG failed to verify that its supervisors maintain a thorough knowledge of that
portion of the corrosion control procedures established under § 195.402(c)(3) for which they are
responsible for insuring compliance.
During the inspection, PHMSA requested § 195.555 corrosion control supervisor training records
for calendar years 2020 and 2021. MarkWest Utica EMG discussed the professional engineering
license and industry certifications for its supervisor. However, MarkWest Utica EMG was unable
3 § 195.402 Procedural manual for operations, maintenance, and emergencies.
(a) …
(c) Maintenance and normal operations. The manual required by paragraph (a) of this section must include
procedures for the following to provide safety during maintenance and normal operations:
(1) …
(13) Periodically reviewing the work done by operator personnel to determine the effectiveness of the
procedures used in normal operation and maintenance and taking corrective action where deficiencies are
found.



to show any records demonstrating that the supervisors’ knowledge of MarkWest Utica EMG’s
corrosion control procedures were verified.
After the inspection, MarkWest Utica EMG provided the Operations, Maintenance and
Emergencies Manual – Plan Review, dated 11/12/20 and Operations, Maintenance and
Emergencies Program – Plan Review, dated 08/17/21 (Supervisor Records). MarkWest Utica
EMG stated that the Supervisor Records were the annual reviews of the procedures that were
performed for each year. However, the personnel listed who attended the meeting were pipeline
compliance department personnel, not corrosion control supervisors. Additionally, the Supervisor
Records were the operations and maintenance manual annual review records and did not
demonstrate how MarkWest Utica EMG requires and verifies that its corrosion control supervisors
are maintaining a thorough knowledge of its corrosion control procedures.
Therefore, MarkWest Utica EMG failed to verify that its supervisors maintain a thorough
knowledge of that portion of the corrosion control procedures for which they are responsible for
insuring compliance during calendar years 2020 and 2021, in accordance with § 195.555.
Under 49 U.S.C. § 60122 and 49 CFR § 190.223, you are subject to a civil penalty not to exceed
$257,664 per violation per day the violation persists, up to a maximum of $2,576,627 for a related
series of violations. For violation occurring on or after March 21, 2022, and before January 6,
2023, the maximum penalty may not exceed $239,142 per violation per day the violation persists,
up to a maximum of $2,391,142 for a related series of violations. For violation occurring on or
after May 3, 2021, and before March 21, 2022, the maximum penalty may not exceed $225,134
per violation per day the violation persists, up to a maximum of $2,251,334 for a related series of
violations. For violation occurring on or after January 11, 2021, and before May 3, 2021, the
maximum penalty may not exceed $222,504 per violation per day the violation persists, up to a
maximum of $2,225,034 for a related series of violations. For violation occurring on or after July
31, 2019, and before January 11, 2021, the maximum penalty may not exceed $218,647 per
violation per day the violation persists, up to a maximum of $2,186,465 for a related series of
violations. For violation occurring on or after November 27, 2018, and before July 31, 2019, the
maximum penalty may not exceed $213,268 per violation per day, with a maximum penalty not to
exceed $2,132,679. For violation occurring on or after November 2, 2015, and before November
27, 2018, the maximum penalty may not exceed $209,002 per violation per day, with a maximum
penalty not to exceed $2,090,022.
We have reviewed the circumstances and supporting documents involved in this case, and have
decided not to conduct additional enforcement action or penalty assessment proceedings at this
time. We advise you to correct the item(s) identified in this letter. Failure to do so will result in
MarkWest Utica EMG being subject to additional enforcement action.
No reply to this letter is required. If you choose to reply, in your correspondence please refer to
CPF 1-2023-030-WL. Be advised that all material you submit in response to this enforcement
action is subject to being made publicly available. If you believe that any portion of your
responsive material qualifies for confidential treatment under 5 U.S.C. § 552(b), along with the
complete original document you must provide a second copy of the document with the portions



you believe qualify for confidential treatment redacted and an explanation of why you believe the
redacted information qualifies for confidential treatment under 5 U.S.C. § 552(b).
Sincerely,
Robert Burrough
Director, Eastern Region, Office of Pipeline Safety
Pipeline and Hazardous Materials Safety Administration
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