# NORTHERN NATURAL GAS CO — Grant County, WI

**Citation:** NPMS FIPS 55043 / OPID 13750  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

86.581184 active Natural Gas pipeline miles in Grant County, WI; public NPMS snapshot 2026-07-16.

## Document text

NORTHERN NATURAL GAS CO (PHMSA OPID 13750) reported 86.581184 active Natural Gas pipeline miles in Grant County, WI (county FIPS 55043) 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: `e96f3b6ee74bd7938cba215334cc4a875edb6d5f54edf337ef1d076401ff4827`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T14:55:18.488Z
- Document slug: `npms-mileage-0a79e39fb5de7cf606204fb8`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "55043",
  "stateFips": "55",
  "state": "WI",
  "county": "Grant County",
  "region": "Grant County, WI",
  "operator": {
    "id": "13750",
    "name": "NORTHERN NATURAL GAS CO"
  },
  "commodity": "Natural Gas",
  "mileage": 86.58118371,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 15114,
    "rowSha256": "d3f367c8a76a02d867e3b94b3f704b309146b7c3652bf0d0d2a7559e15e25edf"
  },
  "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": "NORTHERN NATURAL GAS CO"
}
```