# CHEVRON PIPE LINE CO — Warning Letter

**Citation:** CPF 520055011W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2005-03-04

CLOSED warning letter citing 195.412(a), 195.420(b), 195.579(c).

## Document text

Warning Letter involving CHEVRON PIPE LINE CO. PHMSA's enforcement data identifies the cited regulations as 195.412(a),  195.420(b),  195.579(c). The case was opened on 2005-03-04 and is reported as closed as of 2005-03-04. 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/520055011W>
- Source ID: `phmsa-enforcement`
- SHA-256: `da5fe4092e2a92b83db2e62aedf76bf7f2cb3023a05ed10983c1b1a89ac43ec9`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-24T01:35:35.330Z
- Document slug: `phmsa-enforcement-520055011w`

### Source metadata

```json
{
  "cpf": "520055011W",
  "operator": "CHEVRON PIPE LINE CO",
  "region": "Western",
  "pipelineType": "INTERSTATE LIQUID ONSHORE",
  "caseStatus": "CLOSED",
  "citedSections": [
    "195.412(a)",
    "195.420(b)",
    "195.579(c)"
  ],
  "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": "CHEVRON PIPE LINE CO"
}
```