# SOUTHERN NATURAL GAS CO — St. Tammany Parish, LA

**Citation:** NPMS FIPS 22103 / OPID 18516  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

113.113468 active Natural Gas pipeline miles in St. Tammany Parish, LA; public NPMS snapshot 2026-07-16.

## Document text

SOUTHERN NATURAL GAS CO (PHMSA OPID 18516) reported 113.113468 active Natural Gas pipeline miles in St. Tammany Parish, LA (county FIPS 22103) 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: `703f47dbc4cc3e1e3613a55200db60ea5e85b33d3e194b87d6dc505514cd0868`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T11:38:20.359Z
- Document slug: `npms-mileage-fe6d622f1b6004471db8779f`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "22103",
  "stateFips": "22",
  "state": "LA",
  "county": "St. Tammany Parish",
  "region": "St. Tammany Parish, LA",
  "operator": {
    "id": "18516",
    "name": "SOUTHERN NATURAL GAS CO"
  },
  "commodity": "Natural Gas",
  "mileage": 113.11346781,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5273,
    "rowSha256": "369c3557bff628c9b8bec322104aae7fbd92399101e351c01cea179376ef8484"
  },
  "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": "SOUTHERN NATURAL GAS CO"
}
```