# ONEOK WESTEX TRANSMISSION, LLC — Pecos County, TX

**Citation:** NPMS FIPS 48371 / OPID 31531  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

14.840644 active Natural Gas pipeline miles in Pecos County, TX; public NPMS snapshot 2026-07-16.

## Document text

ONEOK WESTEX TRANSMISSION, LLC (PHMSA OPID 31531) reported 14.840644 active Natural Gas pipeline miles in Pecos County, TX (county FIPS 48371) 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: `6fd599933eecbb597a7adaa564a7eee1858b08a10efd41b548341630e80dfc32`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-24T15:40:29.214Z
- Document slug: `npms-mileage-47ebb895f76a4c7bb2c5f6dd`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "48371",
  "stateFips": "48",
  "state": "TX",
  "county": "Pecos County",
  "region": "Pecos County, TX",
  "operator": {
    "id": "31531",
    "name": "ONEOK WESTEX TRANSMISSION, LLC"
  },
  "commodity": "Natural Gas",
  "mileage": 14.84064392,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 13517,
    "rowSha256": "894658a8b3bc90b4c634ff4dec0b1df09c6167328f6f577191d90e7afff91882"
  },
  "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": "ONEOK WESTEX TRANSMISSION, LLC"
}
```