# MARATHON PIPE LINE LLC — Martin County, TX

**Citation:** NPMS FIPS 48317 / OPID 32147  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

5.240716 active Natural Gas Liquids pipeline miles in Martin County, TX; public NPMS snapshot 2026-07-16.

## Document text

MARATHON PIPE LINE LLC (PHMSA OPID 32147) reported 5.240716 active Natural Gas Liquids pipeline miles in Martin County, TX (county FIPS 48317) 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: `f867a966731c7665536674a2b84accea451bbbbc6ede88f99619bdea24f1af88`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-23T22:50:08.833Z
- Document slug: `npms-mileage-e9716c85899325fde8dcb777`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "48317",
  "stateFips": "48",
  "state": "TX",
  "county": "Martin County",
  "region": "Martin County, TX",
  "operator": {
    "id": "32147",
    "name": "MARATHON PIPE LINE LLC"
  },
  "commodity": "Natural Gas Liquids",
  "mileage": 5.24071591,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 13038,
    "rowSha256": "84f4f18d3556f30184b813dc8709dc24697160b3d9a1d5b7255af948e3cb779a"
  },
  "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"
}
```