# COLUMBIA GULF TRANSMISSION, LLC — Sumner County, TN

**Citation:** NPMS FIPS 47165 / OPID 2620  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

21.131561 active Natural Gas pipeline miles in Sumner County, TN; public NPMS snapshot 2026-07-16.

## Document text

COLUMBIA GULF TRANSMISSION, LLC (PHMSA OPID 2620) reported 21.131561 active Natural Gas pipeline miles in Sumner County, TN (county FIPS 47165) 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: `79f872dfb1bf771c4c28ccaeb304db832c67eabc79d390ba9d16a478f7870bc0`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T07:40:11.203Z
- Document slug: `npms-mileage-bcf25ee83ddcfc67fa928039`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "47165",
  "stateFips": "47",
  "state": "TN",
  "county": "Sumner County",
  "region": "Sumner County, TN",
  "operator": {
    "id": "2620",
    "name": "COLUMBIA GULF TRANSMISSION, LLC"
  },
  "commodity": "Natural Gas",
  "mileage": 21.13156061,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 10755,
    "rowSha256": "7c896c80f697f7b0958330f0dbac642ca413ce1e86b2e19cd6454960f088efc8"
  },
  "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": "COLUMBIA GULF TRANSMISSION, LLC"
}
```