# BOARDWALK LOUISIANA MIDSTREAM, LLC — Ascension Parish, LA

**Citation:** NPMS FIPS 22005 / OPID 39138  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

38.957549 active Other HVLs pipeline miles in Ascension Parish, LA; public NPMS snapshot 2026-07-16.

## Document text

BOARDWALK LOUISIANA MIDSTREAM, LLC (PHMSA OPID 39138) reported 38.957549 active Other HVLs pipeline miles in Ascension Parish, LA (county FIPS 22005) 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: `6b84ca4c840465905cd951ea05196ccd5e1f27628c8021926051d8bcae2e0e0c`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T16:51:53.309Z
- Document slug: `npms-mileage-a72517c97738aabaef3a6188`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "22005",
  "stateFips": "22",
  "state": "LA",
  "county": "Ascension Parish",
  "region": "Ascension Parish, LA",
  "operator": {
    "id": "39138",
    "name": "BOARDWALK LOUISIANA MIDSTREAM, LLC"
  },
  "commodity": "Other HVLs",
  "mileage": 38.95754925,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 4316,
    "rowSha256": "8514c7997eac94da61033d445ce49c955f51b8b315cdd5fb5c2191e8908d85ab"
  },
  "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": "BOARDWALK LOUISIANA MIDSTREAM, LLC"
}
```