# NORTHERN STATES POWER CO OF MINNESOTA — Minnehaha County, SD

**Citation:** NPMS FIPS 46099 / OPID 31636  
**Type / status:** inspection / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2026-07-16

8.44339 active Natural Gas pipeline miles in Minnehaha County, SD; public NPMS snapshot 2026-07-16.

## Document text

NORTHERN STATES POWER CO OF MINNESOTA (PHMSA OPID 31636) reported 8.44339 active Natural Gas pipeline miles in Minnehaha County, SD (county FIPS 46099) 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: `22ecb6c803132b4d4d95aaa605e3e1fc42d14fd02cbc57d8c6b62f6cfa7836b3`
- Retrieved: 2026-08-20T04:38:11.081Z
- Exported: 2026-08-25T04:58:15.158Z
- Document slug: `npms-mileage-a037eca263ec5e8da4984326`

### Source metadata

```json
{
  "materialSubtype": "pipeline_mileage",
  "dataAsOf": "2026-07-16",
  "dateBasis": "data_as_of_not_publication_date",
  "fips": "46099",
  "stateFips": "46",
  "state": "SD",
  "county": "Minnehaha County",
  "region": "Minnehaha County, SD",
  "operator": {
    "id": "31636",
    "name": "NORTHERN STATES POWER CO OF MINNESOTA"
  },
  "commodity": "Natural Gas",
  "mileage": 8.44339023,
  "plantCount": null,
  "snapshotScope": "active_assets_only",
  "personalContactDataExcluded": true,
  "restrictedGisExcluded": true,
  "provenance": {
    "workbook": "pipeline_mileage",
    "sheet": "Summary - Cnty, Oper, Commodity",
    "rowNumber": 10545,
    "rowSha256": "94c5e102814b3bff3d209c46c5edcd83ad197e2c3a13dbffefd6ad93e49796b1"
  },
  "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 STATES POWER CO OF MINNESOTA"
}
```