Big Bend Dam
A 538.3 MW hydroelectric power plant in Buffalo, South Dakota, owned by USACE-Omaha, commissioned in 1964.
Facility nameplate · EIA Plant ID 3375Hydroelectric
Nameplate capacity
538.3 MW
Primary fuel
Hydroelectric
Commissioned
1964
Owner
USACE-Omaha
Location
Buffalo, South Dakota
Coordinates
Generation (2024)
813 GWh
Status
Operating
Technology
Conventional Hydroelectric
Units
8
Reported annual generation
| Year | GWh | |
|---|---|---|
| 2015 | 843.6 | |
| 2016 | 726.3 | |
| 2017 | 954.4 | |
| 2018 | 1,193.2 | |
| 2019 | 1,525.1 | |
| 2020 | 1,022.1 | |
| 2021 | 887.8 | |
| 2022 | 782.9 | |
| 2023 | 770.5 | |
| 2024 | 813 |
Nearby power plants
| Plant | Fuel | Capacity | Distance |
|---|---|---|---|
| North Bend Wind Project, LLC | Wind | 200 MW | ~41 km |
| Triple H Wind Project | Wind | 250.2 MW | ~42 km |
| Rolling Thunder Wind Farm Hybrid | Wind | 25.8 MW | ~55 km |
| Brule County Wind | Wind | 20 MW | ~55 km |
| Prairie Winds SD1 | Wind | 162 MW | ~55 km |
| South Dakota Wind Energy Cente | Wind | 40.5 MW | ~57 km |
See all hydroelectric plants in South Dakota or browse all plants in South Dakota.