# ANR PIPELINE CO — Washtenaw County, MI

**Citation:** NPMS FIPS 26161 / OPID 405  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

31.468979 active Natural Gas pipeline miles in Washtenaw County, MI; public NPMS snapshot 2026-07-16.

## Document text

ANR PIPELINE CO (PHMSA OPID 405) reported 31.468979 active Natural Gas pipeline miles in Washtenaw County, MI (county FIPS 26161) 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: `11c23bbf6607a8239c5294d4ab7286fea287149177b10a40b20778c0b1441cba`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T18:08:09.552Z
- Document slug: `npms-mileage-5706b1f52ead891adcd52708`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "26161",
  "stateFips": "26",
  "state": "MI",
  "county": "Washtenaw County",
  "region": "Washtenaw County, MI",
  "operator": {
    "id": "405",
    "name": "ANR PIPELINE CO"
  },
  "commodity": "Natural Gas",
  "mileage": 31.46897918,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5921,
    "rowSha256": "f4fd584d60429234609448fdaaf7341dbee9c070a1af9654a3874ea882cd90b5"
  },
  "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": "ANR PIPELINE CO"
}
```