# DIVERSIFIED MIDSTREAM LLC — Mason County, WV

**Citation:** NPMS FIPS 54053 / OPID 39619  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

0.69783 active Natural Gas pipeline miles in Mason County, WV; public NPMS snapshot 2026-07-16.

## Document text

DIVERSIFIED MIDSTREAM LLC (PHMSA OPID 39619) reported 0.69783 active Natural Gas pipeline miles in Mason County, WV (county FIPS 54053) 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: `297da377758255ba4ab90c9906d883798a53294239b8a4698954fa4b6cf13e98`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T04:08:25.214Z
- Document slug: `npms-mileage-cd777b1e2165fa63d67ed3fb`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "54053",
  "stateFips": "54",
  "state": "WV",
  "county": "Mason County",
  "region": "Mason County, WV",
  "operator": {
    "id": "39619",
    "name": "DIVERSIFIED MIDSTREAM LLC"
  },
  "commodity": "Natural Gas",
  "mileage": 0.69782955,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 14956,
    "rowSha256": "5063772a1ff26d6b0634f68dc7d114d3cd49ecdedcadc34290784cc399fc6e0f"
  },
  "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": "DIVERSIFIED MIDSTREAM LLC"
}
```