# NUSTAR PIPELINE OPERATING PARTNERSHIP L.P. — Warning Letter

**Citation:** CPF 220025001W  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2002-01-10

CLOSED warning letter citing 195.404(b)(2), 195.410(c), 195.412(a), 195.416.

## Document text

Warning Letter involving NUSTAR PIPELINE OPERATING PARTNERSHIP L.P.. PHMSA's enforcement data identifies the cited regulations as 195.404(b)(2),  195.410(c),  195.412(a),  195.416. The case was opened on 2002-01-10 and is reported as closed as of 2002-01-10. 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/220025001W>
- Source ID: `phmsa-enforcement`
- SHA-256: `fb2adc74ac60d0fb51d0cd453083294225ddf432b57c0960a25592e1952e0a2d`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-22T06:30:59.000Z
- Document slug: `phmsa-enforcement-220025001w`

### Source metadata

```json
{
  "cpf": "220025001W",
  "operator": "NUSTAR PIPELINE OPERATING PARTNERSHIP L.P.",
  "region": "Southern",
  "pipelineType": "INTERSTATE LIQUID ONSHORE",
  "caseStatus": "CLOSED",
  "citedSections": [
    "195.404(b)(2)",
    "195.410(c)",
    "195.412(a)",
    "195.416"
  ],
  "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": "NUSTAR PIPELINE OPERATING PARTNERSHIP L.P."
}
```