# CONTANGO RESOURCES — Natrona County, WY

**Citation:** NPMS FIPS 56025 / OPID 40322  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

106.79128 active Carbon Dioxide pipeline miles in Natrona County, WY; public NPMS snapshot 2026-07-16.

## Document text

CONTANGO RESOURCES (PHMSA OPID 40322) reported 106.79128 active Carbon Dioxide pipeline miles in Natrona County, WY (county FIPS 56025) 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: `249042571bd965e86cb1007f62259a7e44144fe61349db9f181b1e8a532e1357`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-24T02:45:22.273Z
- Document slug: `npms-mileage-c62a30e1e1b7bf5128e7857e`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "56025",
  "stateFips": "56",
  "state": "WY",
  "county": "Natrona County",
  "region": "Natrona County, WY",
  "operator": {
    "id": "40322",
    "name": "CONTANGO RESOURCES"
  },
  "commodity": "Carbon Dioxide",
  "mileage": 106.79128033,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 15427,
    "rowSha256": "019f05b3ff0861d5fc843e4685f8678574a12749fedce4f7b85fe5c5ac59e123"
  },
  "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": "CONTANGO RESOURCES"
}
```