# CPN PIPELINE COMPANY — Contra Costa County, CA

**Citation:** NPMS FIPS 06013 / OPID 31477  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

45.850983 active Natural Gas pipeline miles in Contra Costa County, CA; public NPMS snapshot 2026-07-16.

## Document text

CPN PIPELINE COMPANY (PHMSA OPID 31477) reported 45.850983 active Natural Gas pipeline miles in Contra Costa County, CA (county FIPS 06013) 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: `b42a2abdcab9a5db0ad15ad289be47f826e135deef2140a84184259e0ffe7e09`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T18:01:17.253Z
- Document slug: `npms-mileage-6ff8ec4926a729cda449f681`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "06013",
  "stateFips": "06",
  "state": "CA",
  "county": "Contra Costa County",
  "region": "Contra Costa County, CA",
  "operator": {
    "id": "31477",
    "name": "CPN PIPELINE COMPANY"
  },
  "commodity": "Natural Gas",
  "mileage": 45.85098296,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 641,
    "rowSha256": "31c888df1e9437d7599d642927282aac9d2980c0bf64c5b36446854e040848c5"
  },
  "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": "CPN PIPELINE COMPANY"
}
```