# CHEVRON PIPE LINE CO — Warning Letter **Citation:** CPF 520075016W **Type / status:** enforcement / historical **Agency:** Pipeline and Hazardous Materials Safety Administration **Effective:** Not stated **Published:** 2007-04-09 CLOSED warning letter citing 195.573(d). ## Document text Warning Letter involving CHEVRON PIPE LINE CO. PHMSA's enforcement data identifies the cited regulation as 195.573(d). The case was opened on 2007-04-09 and is reported as closed as of 2007-04-09. Open the official case record for notices, responses, orders, and the latest status. Official case documents: 520075016W_warning letter_04092007.pdf: https://primis.phmsa.dot.gov/enforcement-documents/520075016W/520075016W_warning%20letter_04092007.pdf 520075016W_warning letter_04092007.pdf @ u.s. Deoodmenl of Tronsporlotion Pipoline ond Hozordous MOlerlols Ssfety adminlslrsllon 12300 W. DakotaAve., Suite ll0 Lakewood, CO 80228 WARNING LETTER CERTIFIED MAIL - RETURN RECEIPT REOUESTED Aoril 9.2007 Mr. M. G. Bowin Manager ofE. & T. S. Chevron Pipe Line Co. 4800 Foumace Place Bellaire, TX 77401 cPF s-2007-5016W Dear Mr. Bowin: On June 5-9,2006, a representative ofthe Pipeline and Hazardous Materials Safety Administration (PHMSA), pursuant to Chapter 601 of 49 United States Code, inspected your Boise Area pipeline system from the Murtaugh, Idaho to Baker, Oregon. As a result of the inspection, it appears that you have committed a probable violation ofthe Pipeline Safety Regulations, Title 49, Code of Federal Regulations. The item inspected and the probable violation is: 1. 5195.402 Procedural manual for operations, maintenance, and emergencies. (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: (3) Operating, maintaining, and repairing the pipeline system in accordance with each of the requirements of this subpart and subpart H of this part. S195.589 What corrosion control information do I have to maintain? (c) You must maintain a record of each analysis, check, demonstration, examination, inspection, investigation, review, survey, and test required by this subpart in suflicient detail to demonstrate the adequacy of corrosion control measures or that corrosion requiring control measures does not exist. You must retain these records for at least 5 years, except that records related to Secs. 195.569, 195.573(a) and (b), and 195.579(b)(3) and (c) must be retained for as long as the pipeline remains in service. $195.573 What must I do to monitor external corrosion control? (c) Rectifiers and other devices. You must electrically check for proper performance (d) each device in the first column at the frequency stated in the second column. Device Check frequency Rectifier..,..............,...............At least six times each calendar year, but with intervals not exceeding2 Yz months. At the time of the inspection, the operator's computerized records attributed the rectifier inspections according to two montl windows, (i.e. January-February and March-April). The exact date of the inspections is not included on tlre forms. In addition he field notes reflecting the exact dates ofthe inspections were not retained after the inspections were recorded electronically. Neither the operator nor our inspector could determine the exact date of a rectifier's inspection. For example: A rectifier reading in early January and then again in late April may meet a six times a year requirement but be out of compliance for exceeding2 /, months between inspections. Under 49 United States Code, $ 60122, you are subject to a civil penalty not to exceed $100,000 for each violation for each day the violations persists up to a maximum of $ 1,000,000 for any related series of violations. 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 identified in this letter. Failure to do so will result in Chewon Pipe Line Company 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 5-2007-5016W. 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 ofyour 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 ofthe 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. 552rb). rk'z:Z,z Director, Westem Region Pipeline and Hazardous Materials Safety Administration PHP-60 Compliance Registry PHP-500 B. Brown (#l16750) ## Provenance - Official: Yes - Source: - Source ID: `phmsa-enforcement` - SHA-256: `3deffa2ed53cfaac68c3533b92f3f076f25853e81e7fb4cfc2eb7a5c174e1986` - Retrieved: 2026-08-20T04:44:44.458Z - Exported: 2026-08-24T19:05:53.270Z - Document slug: `phmsa-enforcement-520075016w` ### Source metadata ```json { "cpf": "520075016W", "operator": "CHEVRON PIPE LINE CO", "region": "Western", "pipelineType": "INTERSTATE LIQUID ONSHORE", "caseStatus": "CLOSED", "citedSections": [ "195.573(d)" ], "dataAsOf": "08/04/2026 12PM", "caseDataAsOf": "2026-08-04", "attachmentCount": 1, "attachments": [ { "name": "520075016W_warning letter_04092007.pdf", "url": "https://primis.phmsa.dot.gov/enforcement-documents/520075016W/520075016W_warning%20letter_04092007.pdf", "bytes": 84983, "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": "CHEVRON PIPE LINE CO" } ```