# WESTERN MIDSTREAM PARTNERS, LP — Sweetwater County, WY

**Citation:** NPMS FIPS 56037 / OPID 473  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

55.398809 active Natural Gas pipeline miles in Sweetwater County, WY; public NPMS snapshot 2026-07-16.

## Document text

WESTERN MIDSTREAM PARTNERS, LP (PHMSA OPID 473) reported 55.398809 active Natural Gas pipeline miles in Sweetwater County, WY (county FIPS 56037) 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: `70a193bcdfd80faa3735cb908b9e7ab1018d07bd67d806d4e950a58d52691e9f`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T12:31:29.302Z
- Document slug: `npms-mileage-a786c1f355b95ead4f4fabec`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "56037",
  "stateFips": "56",
  "state": "WY",
  "county": "Sweetwater County",
  "region": "Sweetwater County, WY",
  "operator": {
    "id": "473",
    "name": "WESTERN MIDSTREAM PARTNERS, LP"
  },
  "commodity": "Natural Gas",
  "mileage": 55.3988087,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 15488,
    "rowSha256": "4c2dd33cabb4440f6f537073db738d47ea0f2e95e1275439ba529aac7414d16e"
  },
  "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": "WESTERN MIDSTREAM PARTNERS, LP"
}
```