# HILCORP ALASKA, LLC — Matanuska-Susitna Borough, AK

**Citation:** NPMS FIPS 02170 / OPID 32645  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

0.028659 active Natural Gas pipeline miles in Matanuska-Susitna Borough, AK; public NPMS snapshot 2026-07-16.

## Document text

HILCORP ALASKA, LLC (PHMSA OPID 32645) reported 0.028659 active Natural Gas pipeline miles in Matanuska-Susitna Borough, AK (county FIPS 02170) 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: `da57c90a0add59a31ffa340e41b0510d4dfeabf6f465ddd9f93189f6c4fdb63a`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T04:43:40.027Z
- Document slug: `npms-mileage-a5b0f0b89aa8b10c835355c4`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "02170",
  "stateFips": "02",
  "state": "AK",
  "county": "Matanuska-Susitna Borough",
  "region": "Matanuska-Susitna Borough, AK",
  "operator": {
    "id": "32645",
    "name": "HILCORP ALASKA, LLC"
  },
  "commodity": "Natural Gas",
  "mileage": 0.02865909,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 243,
    "rowSha256": "5af35d2511bb8e8ba239633e697386826768f85456cfb9e120b750f1e7344426"
  },
  "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": "HILCORP ALASKA, LLC"
}
```