# MARKWEST RANGER PIPELINE COMPANY, L.L.C. — Warning Letter **Citation:** CPF 220085004W **Type / status:** enforcement / historical **Agency:** Pipeline and Hazardous Materials Safety Administration **Effective:** Not stated **Published:** 2008-03-11 CLOSED warning letter citing 195.402(a), 195.420(b). ## Document text Warning Letter involving MARKWEST RANGER PIPELINE COMPANY, L.L.C.. PHMSA's enforcement data identifies the cited regulations as 195.402(a), 195.420(b). The case was opened on 2008-03-11 and is reported as closed as of 2008-03-11. Open the official case record for notices, responses, orders, and the latest status. Official case documents: 220085004W_warning letter_03112008.pdf: https://primis.phmsa.dot.gov/enforcement-documents/220085004W/220085004W_warning%20letter_03112008.pdf 220085004w_warning letter_03112008_text.pdf: https://primis.phmsa.dot.gov/enforcement-documents/220085004W/220085004w_warning%20letter_03112008_text.pdf 220085004w_warning letter_03112008_text.pdf N v, of Trernrs@egfLsn IRipel)n a Igbegr riaiLSgfety Actmtn t I C IIL'- TWiNWeRECE 233 Peachtree Street Ste. 600 Atlanta, GA 30303 Marchd I, 286 I I IMr. Steve Q I %'ice Presid b Eastern Business-i&it~ i M jlkiWRst r ul)ion, Inc. ~ , 1515 Atop@ street Denver, Col do 80202-2126 &el I I , ha z~laye~ I I iDear Mr. Ste li:erson: Chemi 29 ember 2007, roliresen~e the Pap Wd FIasardons-Materials Sttfety Acbagis HftrISA) purstt&t to Ch 6'01 trf rl Limtled States C~i~pcctcd your MarkWest ergg Appalachia, LLC, 's Aip aehjan Tt' ' ggfe System IhrkLPS) yecords, and pseoad in Aahland, Kentucky. ar) ld keeations htkentucI5~d W&dt Virginia J I Aaa result pection, ithlEspcar~ ou-have p ~obdble-rAiolatitsns ttdt the - Pffteline Sattie 'Igglations, Title 49, (gde der tioks. Ne items inspected andathe p I br I 1. «I f95. 4 edurei manuals intanance, and emetwen'ctes. Each operator-shtRI In r ipellln tIjm a iuanual ofw ' olethsres for cond a te oatativi4ies aehI al oggratti en e lievtlewed at intgrva coading 15 ea en r yPr~nd RIIlhi ' changes made as~ 'n e mdnuuir is effective. This ' manu Pba4trolaareh bIIlo r o arsysgem conunence and ts shalllbe kept I oIRsIIvheFe tiRnst and mtlptieltance I I activ onducted. I ~ I ' * MarkWh tailocumentprtftycR)v sr proceIJures;thqyftlut radiography I pr~ql~e or welding on I'Ne Tr y ine. I P: Mark eratttrtns, Mainte'n8nee rn n 'e n I procedure 6. 5. $(a)specifies , (~on e testing that " ' Lhc4tc d i crsrdanun. with procedures as ' on~ed i l l of AP4 . . . . " F 'pelinowork, the film rddittt structive s ed er the minimums of API ~d ction I ~ I I ~ . L M I ~ I 2. 11195. 4INI~)and records. (c) KaJga~etor shaiitmaintain t wingtttgo@sitiait theipesiods specified: (3) A recco+ og each inspection anltli eqniredlthylliihils Iseh1ssrt shttll be maintained for at least+ears or until the next inpa on-orztegttis~erfogmeP, whichever is longer. 11195. 4gl~ve maintenance. pa'qINiptsxator4mhhl~assinteriials not exceeding 7'/i months~tilt least twice eachacaltait+r 0ietsit, lmgspe~ehi mJ4silineivtt'Lie to determine that itiis fllattPtonrtstgproperiy. MarkWIstgjd not maintain inspectioni%cords for mainline valve snspections performed in 2006 i r I I I MarkWqs~dtnot have inspectipilttce~tfor the inIpecfiontafitihel folil@wing valves in the second~Ka17 of 2006, inspection recor4sgge available-for only one'inspection of the valves in 2006. Silo ' eline: I, IA, 5A, at)d 5B Trati~lFy Pipeline: 14, 14K, 15, and 16 Under 49iUinited States Code, $ 60122, you-are-subjectjtb civil penalty not to exceed $100, 000 ' for eachsviolasqdh for each day the violatilpn nersists up to a rnaxiimum of $1, 000i000 for any K ~ related serigo~iolations. We haveltteq' 0tshe ciraunstances and supporting)documents involved in(hi ase, and have decided''tto conduct. a4litional enforcement action or penalty assessmentigs dings at this time. Wa a se you toicosrect the item(s) identrfied in this letter. Failure to. dp ko illa' result in Mark Westllpy ocarboniIAc. being subject to additional enforsementaPHbn. I t I No reply to, fh etter is rqi}uired. Hf yohJc&ose to, reply, i~nltpur, correspondence please refer to KPI%2-200L W. Be advisedttljat aHliikrial youism%ilt in~reslionse to this enforcement ~action is suhlje~o being made puM|icly avgkblie. If yottkelievetshati any porttibn of your responsive tp~rii4qualifies for confidbntiWreatment dnd7r 5 U. S. C. 552(b0, along with the complete oriIII clocument you must prov+ a secisac@isyief the documentlwIth the portions you believbfquSIIiy for confidential treatment redactedlandtan explanation of why you believe thevedactePi~ts ation qualifies for confillhtiial treatment under 5 U. S. C. 552(b). I Mohamined Shositb Acting lfirectcj Southern Region ~ Pipehne and~H%asdous Materials Safe~tgglhinistra~n ## Provenance - Official: Yes - Source: - Source ID: `phmsa-enforcement` - SHA-256: `0c0f5d4fc6e19b13efbcc02c1dd0dba002a4d7bf5e6fb5a937188371b6ca8205` - Retrieved: 2026-08-20T04:44:44.458Z - Exported: 2026-08-23T12:21:27.360Z - Document slug: `phmsa-enforcement-220085004w` ### Source metadata ```json { "cpf": "220085004W", "operator": "MARKWEST RANGER PIPELINE COMPANY, L.L.C.", "region": "Southern", "pipelineType": "INTERSTATE LIQUID ONSHORE", "caseStatus": "CLOSED", "citedSections": [ "195.402(a)", "195.420(b)" ], "dataAsOf": "08/04/2026 12PM", "caseDataAsOf": "2026-08-04", "attachmentCount": 2, "attachments": [ { "name": "220085004W_warning letter_03112008.pdf", "url": "https://primis.phmsa.dot.gov/enforcement-documents/220085004W/220085004W_warning%20letter_03112008.pdf", "bytes": 118526, "category": "agency_document" }, { "name": "220085004w_warning letter_03112008_text.pdf", "url": "https://primis.phmsa.dot.gov/enforcement-documents/220085004W/220085004w_warning%20letter_03112008_text.pdf", "bytes": 859983, "category": "agency_document" } ], "extractedAgencyDocumentCount": 1, "attachmentPolicy": "Official attachment links are retained. Agency-issued documents may also include a verified local PDF and page-level text representation.", "jurisdiction": "US", "operatorName": "MARKWEST RANGER PIPELINE COMPANY, L.L.C." } ```