# SOUTHERN NATURAL GAS CO — Hamilton County, TN

**Citation:** NPMS FIPS 47065 / OPID 18516  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

5.137551 active Natural Gas pipeline miles in Hamilton County, TN; public NPMS snapshot 2026-07-16.

## Document text

SOUTHERN NATURAL GAS CO (PHMSA OPID 18516) reported 5.137551 active Natural Gas pipeline miles in Hamilton County, TN (county FIPS 47065) 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: `f0757234339f9223941bea04b9a580aa4a8897b57bd7e0bcc50acdee9b964834`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T20:56:45.551Z
- Document slug: `npms-mileage-85ae9bdd14fa5e9175e50268`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "47065",
  "stateFips": "47",
  "state": "TN",
  "county": "Hamilton County",
  "region": "Hamilton County, TN",
  "operator": {
    "id": "18516",
    "name": "SOUTHERN NATURAL GAS CO"
  },
  "commodity": "Natural Gas",
  "mileage": 5.13755113,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 10632,
    "rowSha256": "8606b1a808af99ccc6c16e4b4b9a08b7ad5cb5e4ab6d478e39b22152a0f6e095"
  },
  "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"
}
```