# GAS TRANSMISSION NORTHWEST LLC — Notice of Amendment

**Citation:** CPF 520041020M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2004-12-16

CLOSED notice of amendment citing 192.805(c), 192.805(f), 192.805(g), 192.807(a)(4), 192.809(d).

## Document text

Notice of Amendment involving GAS TRANSMISSION NORTHWEST LLC. PHMSA's enforcement data identifies the cited regulations as 192.805(c),  192.805(f),  192.805(g),  192.807(a)(4),  192.809(d). The case was opened on 2004-12-16 and is reported as closed as of 2005-03-08. 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/520041020M>
- Source ID: `phmsa-enforcement`
- SHA-256: `a36f53944896834b9d2653781e978349587365ac06f1a417a4e300d9eae8e7dd`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-23T04:05:16.011Z
- Document slug: `phmsa-enforcement-520041020m`

### Source metadata

```json
{
  "cpf": "520041020M",
  "operator": "GAS TRANSMISSION NORTHWEST LLC",
  "region": "Western",
  "pipelineType": "GAS INTERSTATE ONSHORE",
  "caseStatus": "CLOSED",
  "citedSections": [
    "192.805(c)",
    "192.805(f)",
    "192.805(g)",
    "192.807(a)(4)",
    "192.809(d)"
  ],
  "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": "GAS TRANSMISSION NORTHWEST LLC"
}
```