# SOUTHERN NATURAL GAS CO — Walthall County, MS

**Citation:** NPMS FIPS 28147 / OPID 18516  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

74.428496 active Natural Gas pipeline miles in Walthall County, MS; public NPMS snapshot 2026-07-16.

## Document text

SOUTHERN NATURAL GAS CO (PHMSA OPID 18516) reported 74.428496 active Natural Gas pipeline miles in Walthall County, MS (county FIPS 28147) 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: `66d8f9c44d79b0e65f21e6febfd9891f9420366e02087b71d6334ef7601e3371`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T17:21:25.829Z
- Document slug: `npms-mileage-e76a0ade5360eeb301117402`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "28147",
  "stateFips": "28",
  "state": "MS",
  "county": "Walthall County",
  "region": "Walthall County, MS",
  "operator": {
    "id": "18516",
    "name": "SOUTHERN NATURAL GAS CO"
  },
  "commodity": "Natural Gas",
  "mileage": 74.42849622,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 6632,
    "rowSha256": "366e63e5f954cd9eb36c041c8285da3974bb651639e410004652ad45d104d3c9"
  },
  "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"
}
```