Query
Big Bend Dam
Type
Entity Briefing
Entity
Big Bend Dam
Technology
hydro
Generated
2026-10-17T19:05:24.708Z

Briefing on Big Bend Dam

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
538 MW
Capacity
Operating
Current status
1964
Operating since
8
Generators
17.2%
Capacity factor
813 GWh
Annual generation
Briefing/plantOperating

Big Bend Dam is a 538 MW Conventional Hydroelectric asset in SPP (Southwest Power Pool), currently Operating.

Big Bend Dam is reported in South Dakota since 1964 under USACE-Omaha. Available operating and financial measures include 17.2% capacity factor and 813 GWh annual generation; $2294/kW reported CapEx.

Location
Buffalo, South Dakota
Technology
Conventional Hydroelectric
Owner / parent
USACE-Omaha
Operator
USACE-Omaha
Grid
SPP (Southwest Power Pool)
Plant ID
3375

What stands out

1

Big Bend Dam is a 538 MW Conventional Hydroelectric asset in South Dakota with status Operating.

2

Latest annual operating measures report 17.2% capacity factor and 813 GWh annual generation.

3

Available financial measures include $2294/kW CapEx.

4

Latest linked story: “Big Bend Dam” (USACE Northwestern Division (.mil), 2024-11-02).

Market and operating context

ISO / market
SPP (Southwest Power Pool)
Balancing authority
Southwest Power Pool
NERC region
MRO
State rank
#2 of 4
National rank
#46 of 1,462

Why it matters

For this asset in SPP (Southwest Power Pool), 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.