# KEYSPAN ENERGY DELIVERY - LONG ISLAND — Suffolk County, NY

**Citation:** NPMS FIPS 36103 / OPID 11713  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

76.428138 active Natural Gas pipeline miles in Suffolk County, NY; public NPMS snapshot 2026-07-16.

## Document text

KEYSPAN ENERGY DELIVERY - LONG ISLAND (PHMSA OPID 11713) reported 76.428138 active Natural Gas pipeline miles in Suffolk County, NY (county FIPS 36103) 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: `f8931283446a541053654afee43cc5413bdd180a99760622be11a9ae1cb9cb83`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T16:22:19.939Z
- Document slug: `npms-mileage-554b467d2ec9876e4dd5bb68`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "36103",
  "stateFips": "36",
  "state": "NY",
  "county": "Suffolk County",
  "region": "Suffolk County, NY",
  "operator": {
    "id": "11713",
    "name": "KEYSPAN ENERGY DELIVERY - LONG ISLAND"
  },
  "commodity": "Natural Gas",
  "mileage": 76.42813824,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 8075,
    "rowSha256": "766627548e912fc729b23f79bcf682fd4c04cb080cdfe0042398b86640bdd013"
  },
  "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": "KEYSPAN ENERGY DELIVERY - LONG ISLAND"
}
```