# MARKWEST UTICA EMG, L.L.C. — Noble County, OH

**Citation:** NPMS FIPS 39121 / OPID 39941  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

24.678203 active Natural Gas Liquids pipeline miles in Noble County, OH; public NPMS snapshot 2026-07-16.

## Document text

MARKWEST UTICA EMG, L.L.C. (PHMSA OPID 39941) reported 24.678203 active Natural Gas Liquids pipeline miles in Noble County, OH (county FIPS 39121) 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: `dcc44dead6d8133ffceb44262c78e3d2aa42541a37115875fc6e7102e55884a5`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-27T18:58:11.621Z
- Document slug: `npms-mileage-13e2b4e568e1c62c168353f8`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "39121",
  "stateFips": "39",
  "state": "OH",
  "county": "Noble County",
  "region": "Noble County, OH",
  "operator": {
    "id": "39941",
    "name": "MARKWEST UTICA EMG, L.L.C."
  },
  "commodity": "Natural Gas Liquids",
  "mileage": 24.67820266,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 8871,
    "rowSha256": "86fd473c3b7d1927159c0296bb0288ea7c8bb7e4a25d138ea50f94242d7225b0"
  },
  "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": "MARKWEST UTICA EMG, L.L.C."
}
```