# PORTLAND NATURAL GAS TRANSMISSION SYSTEM — Cumberland County, ME

**Citation:** NPMS FIPS 23005 / OPID 31145  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

27.978544 active Natural Gas pipeline miles in Cumberland County, ME; public NPMS snapshot 2026-07-16.

## Document text

PORTLAND NATURAL GAS TRANSMISSION SYSTEM (PHMSA OPID 31145) reported 27.978544 active Natural Gas pipeline miles in Cumberland County, ME (county FIPS 23005) 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: `19d87f38fc94f173e5f47e1f55f96355050aba71a10904381768ef0c8c178174`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-24T20:39:17.988Z
- Document slug: `npms-mileage-7098d3fe55976f911f2ed064`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "23005",
  "stateFips": "23",
  "state": "ME",
  "county": "Cumberland County",
  "region": "Cumberland County, ME",
  "operator": {
    "id": "31145",
    "name": "PORTLAND NATURAL GAS TRANSMISSION SYSTEM"
  },
  "commodity": "Natural Gas",
  "mileage": 27.97854356,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5445,
    "rowSha256": "bb4b4ffe657e98e5baab3f4f4849564a3fccc3c3dceb2c7864e7350a5306f372"
  },
  "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": "PORTLAND NATURAL GAS TRANSMISSION SYSTEM"
}
```