# DOW PIPELINE LLC — Harris County, TX

**Citation:** NPMS FIPS 48201 / OPID 3527  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

50.836669 active Liquefied Petroleum Gas pipeline miles in Harris County, TX; public NPMS snapshot 2026-07-16.

## Document text

DOW PIPELINE LLC (PHMSA OPID 3527) reported 50.836669 active Liquefied Petroleum Gas pipeline miles in Harris County, TX (county FIPS 48201) 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: `97c54f462abd7497e8be7fdc2d5b0d528ff5fe034fc97e935777964415b7a828`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-23T16:51:53.742Z
- Document slug: `npms-mileage-dddb015f861491c4e08106ac`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "48201",
  "stateFips": "48",
  "state": "TX",
  "county": "Harris County",
  "region": "Harris County, TX",
  "operator": {
    "id": "3527",
    "name": "DOW PIPELINE LLC"
  },
  "commodity": "Liquefied Petroleum Gas",
  "mileage": 50.83666857,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 12158,
    "rowSha256": "2b8dfe39687168ae2a654a56b39e5c50d6ce0a8df163bbb1098d4c07954c1520"
  },
  "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": "DOW PIPELINE LLC"
}
```