Show on map
Spearfish Hydro — Power plant · Hydro · City of Spearfish - (SD)
  • Clean firm
  • Operating
  • 10 · 100 · 1,000 MW

Spearfish Hydro

Power plant · Hydro

Key facts

Power plant · Hydroran 53% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
1912
Net generation, 2025
18,404 MWh
Grid
69 kV to Black Hills Power Inc (WACM)
Location
Lawrence County, South Dakota
Operated by
City of Spearfish - (SD)SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Sources

  • EIA-860M ·

    EIA-860M Preliminary Monthly Electric Generator Inventory

    Open license · retrieved Nov 4, 2026

    US federal work — public domain

    Summary only: the source’s license keeps the full record at the source.

    View at source →

Sources

Sources EIA-860M

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026

Attribution

View at source