# GAS TRANSMISSION NORTHWEST LLC — Klamath County, OR

**Citation:** NPMS FIPS 41035 / OPID 15014  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

309.899403 active Natural Gas pipeline miles in Klamath County, OR; public NPMS snapshot 2026-07-16.

## Document text

GAS TRANSMISSION NORTHWEST LLC (PHMSA OPID 15014) reported 309.899403 active Natural Gas pipeline miles in Klamath County, OR (county FIPS 41035) 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: `d4e1fc731f295c77c6f8c74b7a82918253dd16a07591a30857b8e6238dd17520`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T11:21:36.670Z
- Document slug: `npms-mileage-c2c66afb1fcad3afbc5872d7`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "41035",
  "stateFips": "41",
  "state": "OR",
  "county": "Klamath County",
  "region": "Klamath County, OR",
  "operator": {
    "id": "15014",
    "name": "GAS TRANSMISSION NORTHWEST LLC"
  },
  "commodity": "Natural Gas",
  "mileage": 309.89940345,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 9882,
    "rowSha256": "f48bbc79623593e6ccd3a493e04a7aa53de914884bf68b0cda8896915d6aeecf"
  },
  "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": "GAS TRANSMISSION NORTHWEST LLC"
}
```