# WISCONSIN PUBLIC SERVICE CORP — Marathon County, WI

**Citation:** NPMS FIPS 55073 / OPID 22791  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

4.377682 active Natural Gas pipeline miles in Marathon County, WI; public NPMS snapshot 2026-07-16.

## Document text

WISCONSIN PUBLIC SERVICE CORP (PHMSA OPID 22791) reported 4.377682 active Natural Gas pipeline miles in Marathon County, WI (county FIPS 55073) 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: `0b54a2623a57939c4e175cfac8cc06649a8cf23a2de7d567ae4ba4bdf4df0db9`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-26T20:38:40.669Z
- Document slug: `npms-mileage-656ff292c44588925d782d10`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "55073",
  "stateFips": "55",
  "state": "WI",
  "county": "Marathon County",
  "region": "Marathon County, WI",
  "operator": {
    "id": "22791",
    "name": "WISCONSIN PUBLIC SERVICE CORP"
  },
  "commodity": "Natural Gas",
  "mileage": 4.37768183,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 15152,
    "rowSha256": "96b4b07d60fb0a90d8e3e9f39f7d39babf586785616d22454d0b9df2feb6ffb2"
  },
  "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": "WISCONSIN PUBLIC SERVICE CORP"
}
```