# NORTHERN NATURAL GAS CO — Notice of Amendment

**Citation:** CPF 320051014M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2005-06-16

CLOSED notice of amendment citing 192.605(b).

## Document text

Notice of Amendment involving NORTHERN NATURAL GAS CO. PHMSA's enforcement data identifies the cited regulation as 192.605(b). The case was opened on 2005-06-16 and is reported as closed as of 2006-01-09. 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/320051014M>
- Source ID: `phmsa-enforcement`
- SHA-256: `947cfd0ab7d85eb7bdf0b16189ff3baac09045c8a5a9a22ddda97d018244dc8f`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-24T09:36:05.139Z
- Document slug: `phmsa-enforcement-320051014m`

### Source metadata

```json
{
  "cpf": "320051014M",
  "operator": "NORTHERN NATURAL GAS CO",
  "region": "Central",
  "pipelineType": "GAS INTERSTATE ONSHORE",
  "caseStatus": "CLOSED",
  "citedSections": [
    "192.605(b)"
  ],
  "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": "NORTHERN NATURAL GAS CO"
}
```