# INTERMOUNTAIN GAS CO — Ada County, ID

**Citation:** NPMS FIPS 16001 / OPID 8160  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

1 active LNG plant in Ada County, ID; public NPMS snapshot 2026-07-16.

## Document text

INTERMOUNTAIN GAS CO (PHMSA OPID 8160) reported 1 active LNG plant in Ada County, ID (county FIPS 16001) 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_LNG_Plants_by_County.xlsx>
- Source ID: `npms-public-summaries`
- SHA-256: `71a7c5a0476f0df7b95efda6be35e93d0705da657047c138cdab91960fb413b7`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T18:28:54.914Z
- Document slug: `npms-lng-47e5101f791b5e5a7e4e5164`

### Source metadata

```json
{
  "materialSubtype": "lng_plants",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "16001",
  "stateFips": "16",
  "state": "ID",
  "county": "Ada County",
  "region": "Ada County, ID",
  "operator": {
    "id": "8160",
    "name": "INTERMOUNTAIN GAS CO"
  },
  "commodity": null,
  "mileage": null,
  "plantCount": 1,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "lng_plants",
    "sheet": "Summary - Cnty, Oper",
    "rowNumber": 31,
    "rowSha256": "960c355cce1098748426bb079ef32be1118856ee81fca2e2e0b4edafcd3edc08"
  },
  "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": "INTERMOUNTAIN GAS CO"
}
```