# SOUTHWEST GAS CORP — San Bernardino County, CA

**Citation:** NPMS FIPS 06071 / OPID 18536  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

0.139299 active Natural Gas pipeline miles in San Bernardino County, CA; public NPMS snapshot 2026-07-16.

## Document text

SOUTHWEST GAS CORP (PHMSA OPID 18536) reported 0.139299 active Natural Gas pipeline miles in San Bernardino County, CA (county FIPS 06071) 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: `3eafeb76273ead7d49678f68a00d01d09eafe67cf4da110bade7cd31cbffad59`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T08:45:55.366Z
- Document slug: `npms-mileage-06af2a63cdf583d24db48463`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "06071",
  "stateFips": "06",
  "state": "CA",
  "county": "San Bernardino County",
  "region": "San Bernardino County, CA",
  "operator": {
    "id": "18536",
    "name": "SOUTHWEST GAS CORP"
  },
  "commodity": "Natural Gas",
  "mileage": 0.13929924,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 814,
    "rowSha256": "c7f8edb6e2ef0a39ef25fef66d8fc5f61676da5bd2caada433f13bd298b48094"
  },
  "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": "SOUTHWEST GAS CORP"
}
```