# CENEX PIPELINE LLC — Warning Letter

**Citation:** CPF 520065007W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2006-03-10

CLOSED warning letter citing 195.110(b), 195.404(a)(1), 195.412(a), 195.428(a), 195.428(d), 195.583(c).

## Document text

Warning Letter involving CENEX PIPELINE LLC. PHMSA's enforcement data identifies the cited regulations as 195.110(b),  195.404(a)(1),  195.412(a),  195.428(a),  195.428(d),  195.583(c). The case was opened on 2006-03-10 and is reported as closed as of 2006-03-10. 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/520065007W>
- Source ID: `phmsa-enforcement`
- SHA-256: `0632d78c5b65c10bede80a00e77e0db41f60411326c475302a308b4429b72d23`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-23T14:35:28.436Z
- Document slug: `phmsa-enforcement-520065007w`

### Source metadata

```json
{
  "cpf": "520065007W",
  "operator": "CENEX PIPELINE LLC",
  "region": "Western",
  "pipelineType": "INTERSTATE LIQUID ONSHORE",
  "caseStatus": "CLOSED",
  "citedSections": [
    "195.110(b)",
    "195.404(a)(1)",
    "195.412(a)",
    "195.428(a)",
    "195.428(d)",
    "195.583(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": "CENEX PIPELINE LLC"
}
```