# GREAT LAKES GAS TRANSMISSION CO — Notice of Amendment

**Citation:** CPF 420091004M  
**Type / status:** enforcement / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2009-02-12

CLOSED notice of amendment citing 192.13, 192.605(a), 192.605(b)(1), 192.605(b)(2), 192.605(b)(3), 192.605(b)(8), 192.605(c)(1)(ii), 192.605(c)(4).

## Document text

Notice of Amendment involving GREAT LAKES GAS TRANSMISSION CO. PHMSA's enforcement data identifies the cited regulations as 192.13,  192.605(a),  192.605(b)(1),  192.605(b)(2),  192.605(b)(3),  192.605(b)(8),  192.605(c)(1)(ii),  192.605(c)(4). The case was opened on 2009-02-12 and is reported as closed as of 2009-02-12. Open the official case record for notices, responses, orders, and the latest status.

Official case documents:

420091004M_NOA_02122009.pdf: https://primis.phmsa.dot.gov/enforcement-documents/420091004M/420091004M_NOA_02122009.pdf

420091004M_NOA_02122009_ text.pdf: https://primis.phmsa.dot.gov/enforcement-documents/420091004M/420091004M_NOA_02122009_%20text.pdf

420091004m_noa_02122009_text.pdf: https://primis.phmsa.dot.gov/enforcement-documents/420091004M/420091004m_noa_02122009_text.pdf

## Provenance

- Official: Yes
- Source: <https://primis.phmsa.dot.gov/enforcement-data/case/420091004M>
- Source ID: `phmsa-enforcement`
- SHA-256: `08c008efb5e64d73b6c273a8b85161d27b6d3bea8a8202096c67147587b84ce0`
- Retrieved: 2026-08-20T04:44:44.458Z
- Exported: 2026-08-23T21:09:16.763Z
- Document slug: `phmsa-enforcement-420091004m`

### Source metadata

```json
{
  "cpf": "420091004M",
  "operator": "GREAT LAKES GAS TRANSMISSION CO",
  "region": "Southwest",
  "pipelineType": "GAS INTERSTATE ONSHORE",
  "caseStatus": "CLOSED",
  "citedSections": [
    "192.13",
    "192.605(a)",
    "192.605(b)(1)",
    "192.605(b)(2)",
    "192.605(b)(3)",
    "192.605(b)(8)",
    "192.605(c)(1)(ii)",
    "192.605(c)(4)"
  ],
  "dataAsOf": "08/04/2026 12PM",
  "caseDataAsOf": "2026-08-04",
  "attachmentCount": 3,
  "attachments": [
    {
      "name": "420091004M_NOA_02122009.pdf",
      "url": "https://primis.phmsa.dot.gov/enforcement-documents/420091004M/420091004M_NOA_02122009.pdf",
      "bytes": 765801,
      "category": "case_document"
    },
    {
      "name": "420091004M_NOA_02122009_ text.pdf",
      "url": "https://primis.phmsa.dot.gov/enforcement-documents/420091004M/420091004M_NOA_02122009_%20text.pdf",
      "bytes": 32754,
      "category": "case_document"
    },
    {
      "name": "420091004m_noa_02122009_text.pdf",
      "url": "https://primis.phmsa.dot.gov/enforcement-documents/420091004M/420091004m_noa_02122009_text.pdf",
      "bytes": 3285667,
      "category": "case_document"
    }
  ],
  "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": "GREAT LAKES GAS TRANSMISSION CO"
}
```