# MARATHON PIPE LINE LLC — Midland County, TX

**Citation:** NPMS FIPS 48329 / OPID 32147  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

21.710705 active Natural Gas Liquids pipeline miles in Midland County, TX; public NPMS snapshot 2026-07-16.

## Document text

MARATHON PIPE LINE LLC (PHMSA OPID 32147) reported 21.710705 active Natural Gas Liquids pipeline miles in Midland County, TX (county FIPS 48329) 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: `5e6d74685df5f5937deaad62e91e7a6483706b37108ff6bcef888b0589948ab1`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T14:54:30.915Z
- Document slug: `npms-mileage-1cfd86609b929d548cc84007`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "48329",
  "stateFips": "48",
  "state": "TX",
  "county": "Midland County",
  "region": "Midland County, TX",
  "operator": {
    "id": "32147",
    "name": "MARATHON PIPE LINE LLC"
  },
  "commodity": "Natural Gas Liquids",
  "mileage": 21.71070455,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 13131,
    "rowSha256": "860e9a4b3cf0d01bd80aa642e5e23992c1eafc51d4291b7f574547fe2567d8d9"
  },
  "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": "MARATHON PIPE LINE LLC"
}
```