# DELMARVA POWER & LIGHT COMPANY — New Castle County, DE

**Citation:** NPMS FIPS 10003 / OPID 3240  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

7.490316 active Natural Gas pipeline miles in New Castle County, DE; public NPMS snapshot 2026-07-16.

## Document text

DELMARVA POWER & LIGHT COMPANY (PHMSA OPID 3240) reported 7.490316 active Natural Gas pipeline miles in New Castle County, DE (county FIPS 10003) 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: `c11078257c9f3726c611cd9dce610041cfa4bef9a1883d09f3e0a382231feafa`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-27T00:29:40.025Z
- Document slug: `npms-mileage-d0f7017d2d2a52a0e1819a01`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "10003",
  "stateFips": "10",
  "state": "DE",
  "county": "New Castle County",
  "region": "New Castle County, DE",
  "operator": {
    "id": "3240",
    "name": "DELMARVA POWER & LIGHT COMPANY"
  },
  "commodity": "Natural Gas",
  "mileage": 7.4903163,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 1226,
    "rowSha256": "16c1f519a0b25dbea00b58f450305579b236805128d9b6d5c2ea5a9e5d569bf7"
  },
  "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": "DELMARVA POWER & LIGHT COMPANY"
}
```