# DISCOVERY GAS TRANSMISSION LLC — Terrebonne Parish, LA

**Citation:** NPMS FIPS 22109 / OPID 31223  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

19.00122 active Natural Gas pipeline miles in Terrebonne Parish, LA; public NPMS snapshot 2026-07-16.

## Document text

DISCOVERY GAS TRANSMISSION LLC (PHMSA OPID 31223) reported 19.00122 active Natural Gas pipeline miles in Terrebonne Parish, LA (county FIPS 22109) 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: `052d72b1956577f9e557d423ee0b3408f1dbd7a81b45a2eda74dd7a5bbd03f86`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T02:26:23.881Z
- Document slug: `npms-mileage-935707dac277309890faaedf`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "22109",
  "stateFips": "22",
  "state": "LA",
  "county": "Terrebonne Parish",
  "region": "Terrebonne Parish, LA",
  "operator": {
    "id": "31223",
    "name": "DISCOVERY GAS TRANSMISSION LLC"
  },
  "commodity": "Natural Gas",
  "mileage": 19.00121969,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5299,
    "rowSha256": "928f6078d5861979b86759b779d734482fdf35e6fcc4986c0963007634b42081"
  },
  "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": "DISCOVERY GAS TRANSMISSION LLC"
}
```