# SENTINEL MIDSTREAM OPERATING LLC — West Baton Rouge Parish, LA

**Citation:** NPMS FIPS 22121 / OPID 40275  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

24.903331 active Crude Oil pipeline miles in West Baton Rouge Parish, LA; public NPMS snapshot 2026-07-16.

## Document text

SENTINEL MIDSTREAM OPERATING LLC (PHMSA OPID 40275) reported 24.903331 active Crude Oil pipeline miles in West Baton Rouge Parish, LA (county FIPS 22121) 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: `765d729d06c0f664bb754a215e214594c9980be9a81e85a8b2c4374b15985f67`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T12:05:53.758Z
- Document slug: `npms-mileage-ff20f1c16ff4e3a0e4ed8244`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "22121",
  "stateFips": "22",
  "state": "LA",
  "county": "West Baton Rouge Parish",
  "region": "West Baton Rouge Parish, LA",
  "operator": {
    "id": "40275",
    "name": "SENTINEL MIDSTREAM OPERATING LLC"
  },
  "commodity": "Crude Oil",
  "mileage": 24.90333144,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5416,
    "rowSha256": "de28dde7ed1346f79432fc5323eb89d49b48ebbf29bbb4654272303124794f0e"
  },
  "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": "SENTINEL MIDSTREAM OPERATING LLC"
}
```