# TALLGRASS POWDER RIVER GATEWAY, LLC — Niobrara County, WY

**Citation:** NPMS FIPS 56027 / OPID 39963  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

17.824273 active Crude Oil pipeline miles in Niobrara County, WY; public NPMS snapshot 2026-07-16.

## Document text

TALLGRASS POWDER RIVER GATEWAY, LLC (PHMSA OPID 39963) reported 17.824273 active Crude Oil pipeline miles in Niobrara County, WY (county FIPS 56027) 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: `8e092eaedadf24de6af618258fcfe5edac0542b77773cb4b8404e7561f91cc37`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-24T09:46:22.287Z
- Document slug: `npms-mileage-20d9e72f6b755d207fcd9cf8`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "56027",
  "stateFips": "56",
  "state": "WY",
  "county": "Niobrara County",
  "region": "Niobrara County, WY",
  "operator": {
    "id": "39963",
    "name": "TALLGRASS POWDER RIVER GATEWAY, LLC"
  },
  "commodity": "Crude Oil",
  "mileage": 17.82427273,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 15432,
    "rowSha256": "7beb7b73d1a4fbfe11dcdfdd60c5b8313fbfd53a0abc16515c5245f0e5e8e287"
  },
  "citedSections": [
    "195.61"
  ],
  "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": "TALLGRASS POWDER RIVER GATEWAY, LLC"
}
```