Query
Spearfish Hydro
Type
Entity Briefing
Entity
Spearfish Hydro
Generated
2026-10-13T02:55:35.211Z

Briefing on Spearfish Hydro

Entity Briefing
Generated Oct 13, 2026·Dataset freshness not reported
4 MW
Capacity
Operating
Current status
1912
Operating since
2
Generators
56.7%
Capacity factor
20 GWh
Annual generation
Briefing/plantOperating

Spearfish Hydro is a 4 MW Conventional Hydroelectric asset in South Dakota, currently Operating.

Spearfish Hydro is reported in South Dakota since 1912 under City of Spearfish - (SD). Available operating and financial measures include 56.7% capacity factor and 20 GWh annual generation; $2294/kW reported CapEx.

Location
Lawrence, South Dakota
Technology
Conventional Hydroelectric
Owner / parent
City of Spearfish - (SD)
Operator
City of Spearfish - (SD)
Grid
Western Area Power Administration - Rocky Mountain Region
Plant ID
58438

What stands out

1

Spearfish Hydro is a 4 MW Conventional Hydroelectric asset in South Dakota with status Operating.

2

Latest annual operating measures report 56.7% capacity factor and 20 GWh annual generation.

3

Available financial measures include $2294/kW CapEx.

Market and operating context

Balancing authority
Western Area Power Administration - Rocky Mountain Region
NERC region
MRO
State rank
#4 of 4
National rank
#965 of 1,462

Why it matters

For this asset, operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.