Big Bend Dam

Power plant · Hydro

Key facts

Power plant · Hydro Operating

Commissioned: 1964
Net generation, 2025: 745,769 MWh
Grid: 230 kV to WAPA-- Western Area Power Administration (SWPP)
Location: Buffalo County, South Dakota
Operated by: USACE-OmahaSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2001 to 2025

No companies named in filings yet.

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All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Gem	Unit ids G100000603764 Location id L100000603726
Grid	Nerc region MRO Report year 2025 Grid voltage kv 230 Transmission owner WAPA-- Western Area Power Administration Balancing authority code SWPP Balancing authority name Southwest Power Pool
Fuel burned (MMBtu), 2025	2,544,564
Capacity factor, 2025	0.158
Net generation (MWh), 2025	745,769
Balancing authority code	SWPP

4 sources

Sources

EIA-860MOpen license · retrieved Nov 4, 2026
GEMOpen license, with credit · retrieved Oct 26, 2026Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
EIA-860M Preliminary Monthly Electric Generator Inventory