# PENINSULAR GAS CO. — Gas distribution annual report (1979)

**Citation:** PHMSA Annual Report 791070 (1979)  
**Type / status:** inspection / historical  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 1979-12-31

Gas distribution; reporting year 1979; MI. Operator-reported infrastructure data.

## Document text

Gas distribution annual report for reporting year 1979, submitted by PENINSULAR GAS CO. (operator 15231). Reported scope: MI. Represented states: MI. Selected reported fields: system miles of main: 70; system services: 2941; leaks corrosion: 23; leaks outside force: 43; leaks other: 12. The sortable date is the reporting-period end, not the operator submission date.

## Provenance

- Official: Yes
- Source: <https://data.transportation.gov/d/aemm-7pyq>
- Source ID: `phmsa-annual-reports`
- SHA-256: `0c05804654e87c8095e2c49c1f0e15dadad5559bd4121490b971485901c18115`
- Retrieved: 2026-08-13T02:59:50.318Z
- Exported: 2026-08-25T06:33:36.197Z
- Document slug: `phmsa-annual-91ce8a4023bd4a4764114eec`

### Source metadata

```json
{
  "materialSubtype": "phmsa_pipeline_annual_report",
  "dataset": "gas_distribution",
  "reportYear": 1979,
  "reportNumber": "791070",
  "supplementalNumber": null,
  "sourceFormat": "legacy_xls",
  "operator": {
    "id": "15231",
    "name": "PENINSULAR GAS CO."
  },
  "region": "MI",
  "commodity": null,
  "representedStates": [
    "MI"
  ],
  "jurisdictionClasses": [],
  "facilities": [],
  "metrics": {
    "SYSTEM_MILES_OF_MAIN": 70,
    "SYSTEM_SERVICES": 2941,
    "LEAKS_CORROSION": 23,
    "LEAKS_OUTSIDE_FORCE": 43,
    "LEAKS_OTHER": 12
  },
  "dependentRowsBySheet": {},
  "dataAsOf": null,
  "reportingPeriodEnd": "1979-12-31",
  "dateBasis": "calendar_year_end_not_submission_date",
  "provenance": {
    "archive": "annual_gas_distribution_1970_2003.zip",
    "archiveSha256": "69842e0bb5b30036b5130988d9695ee3c7f0f7b2e91d95944efab3db827d80f5",
    "workbook": "annual_gas_distribution_1970_1989.xls",
    "sheet": "70-79",
    "rowNumber": 16980,
    "sourceRowNumbers": [
      16980
    ],
    "rowSha256": "c3ee8b015d526238583dceaf24bf115f0d8ed978a2a3744b7c8138823e2e6de6"
  },
  "caveat": "Operator-reported annual infrastructure data may be corrected. The indexed date is the reporting-period end, not the submission date, and the record is not an agency finding about current facility condition.",
  "jurisdiction": "US",
  "operatorName": "PENINSULAR GAS CO."
}
```