# EXPLORER PIPELINE CO — Montgomery County, TX

**Citation:** NPMS FIPS 48339 / OPID 4805  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

50.34503 active Non-HVL Petroleum Product pipeline miles in Montgomery County, TX; public NPMS snapshot 2026-07-16.

## Document text

EXPLORER PIPELINE CO (PHMSA OPID 4805) reported 50.34503 active Non-HVL Petroleum Product pipeline miles in Montgomery County, TX (county FIPS 48339) 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: `b00219e8c1b762819c08edeef4ae45aa5f29d38a9e13db82b61b54d0a447f0bb`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T15:00:32.031Z
- Document slug: `npms-mileage-8c078ecc6d3562100afa2e05`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "48339",
  "stateFips": "48",
  "state": "TX",
  "county": "Montgomery County",
  "region": "Montgomery County, TX",
  "operator": {
    "id": "4805",
    "name": "EXPLORER PIPELINE CO"
  },
  "commodity": "Non-HVL Petroleum Product",
  "mileage": 50.3450303,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 13218,
    "rowSha256": "20bb70b39bff29d06ea005ed800a79eddbf128e3b31cbfbff193eb0393f93ece"
  },
  "citedSections": [
    "195.61"
  ],
  "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": "EXPLORER PIPELINE CO"
}
```