# TRANSCONTINENTAL GAS PIPE LINE COMPANY — Montgomery County, PA

**Citation:** NPMS FIPS 42091 / OPID 19570  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

85.59971 active Natural Gas pipeline miles in Montgomery County, PA; public NPMS snapshot 2026-07-16.

## Document text

TRANSCONTINENTAL GAS PIPE LINE COMPANY (PHMSA OPID 19570) reported 85.59971 active Natural Gas pipeline miles in Montgomery County, PA (county FIPS 42091) 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: `3b953ef52b004bf70d93896a17cae8fdd2e4c2a98ef547d451a7317a1400357f`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-24T14:37:12.932Z
- Document slug: `npms-mileage-c719d2d55f18b5bc8a9caa0d`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "42091",
  "stateFips": "42",
  "state": "PA",
  "county": "Montgomery County",
  "region": "Montgomery County, PA",
  "operator": {
    "id": "19570",
    "name": "TRANSCONTINENTAL GAS PIPE LINE COMPANY"
  },
  "commodity": "Natural Gas",
  "mileage": 85.59971021,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 10219,
    "rowSha256": "b8059eea36327b923d574033623fb9d4bcffaff1545274271e54161539f1db63"
  },
  "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": "TRANSCONTINENTAL GAS PIPE LINE COMPANY"
}
```