# WEST BAY EXPLORATION CO — Calhoun County, MI

**Citation:** NPMS FIPS 26025 / OPID 22368  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

0.99596 active Natural Gas pipeline miles in Calhoun County, MI; public NPMS snapshot 2026-07-16.

## Document text

WEST BAY EXPLORATION CO (PHMSA OPID 22368) reported 0.99596 active Natural Gas pipeline miles in Calhoun County, MI (county FIPS 26025) in the public NPMS summary snapshot dated 2026-07-16. The snapshot includes active assets only and excludes permanently abandoned assets. Exact pipeline locations and restricted NPMS GIS data are not included.

## Provenance

- Official: Yes
- Source: <https://www.npms.phmsa.dot.gov/Documents/NPMS_Active_Pipe_County_Mileage.xlsx>
- Source ID: `npms-public-summaries`
- SHA-256: `9d108a8d1e48f2a440bf1b8177ee3512fdf6866c45855cf69e3d999c83f3ee25`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T03:35:37.614Z
- Document slug: `npms-mileage-10415747f30c25688c45ec9a`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "26025",
  "stateFips": "26",
  "state": "MI",
  "county": "Calhoun County",
  "region": "Calhoun County, MI",
  "operator": {
    "id": "22368",
    "name": "WEST BAY EXPLORATION CO"
  },
  "commodity": "Natural Gas",
  "mileage": 0.99596023,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5611,
    "rowSha256": "9c356a9cdd33b77cecf24f52283bcbc4cc141032ce3bc8c1b8a6cff706019c06"
  },
  "citedSections": [
    "191.29"
  ],
  "caveat": "Public aggregate snapshot only. It is not a complete representation of exact pipeline locations, may be updated, and is not an agency finding about facility condition.",
  "jurisdiction": "US",
  "operatorName": "WEST BAY EXPLORATION CO"
}
```