# UCAR PIPELINE LLC — St. Mary Parish, LA

**Citation:** NPMS FIPS 22101 / OPID 19892  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

20.530286 active Other Gas pipeline miles in St. Mary Parish, LA; public NPMS snapshot 2026-07-16.

## Document text

UCAR PIPELINE LLC (PHMSA OPID 19892) reported 20.530286 active Other Gas pipeline miles in St. Mary Parish, LA (county FIPS 22101) 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: `d22f1314c676fc405bbd2cd088365f0f4c09a9dcc1f09f69a7cdf25132265663`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T09:32:47.118Z
- Document slug: `npms-mileage-42e8d4355e63c46b8a79248c`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "22101",
  "stateFips": "22",
  "state": "LA",
  "county": "St. Mary Parish",
  "region": "St. Mary Parish, LA",
  "operator": {
    "id": "19892",
    "name": "UCAR PIPELINE LLC"
  },
  "commodity": "Other Gas",
  "mileage": 20.53028598,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 5255,
    "rowSha256": "d5e865e099fd088718e34bcdad035718fb95dda093b5cc04bd440f21ff3cdab9"
  },
  "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": "UCAR PIPELINE LLC"
}
```