Big Stone

A 451 MW coal power plant in Grant, South Dakota, owned by Otter Tail Power Co, commissioned in 1975.

Facility nameplate · EIA Plant ID 6098Coal
Nameplate capacity
451 MW
Primary fuel
Coal
Commissioned
1975
Owner
Otter Tail Power Co
Location
Grant, South Dakota
Coordinates
45.3037, -96.5101
Generation (2024)
1,565.7 GWh
Other fuels
Oil
Status
Operating
Technology
Conventional Steam Coal
Units
2

Reported annual generation

YearGWh
20151,498.7
20162,084.3
20172,064.6
20182,343.3
20192,619.1
20201,650.1
20211,640.6
20221,876.7
20231,566.6
20241,565.7

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Crowned Ridge Wind II Energy CenterWind200.6 MW~47 km

See all coal plants in South Dakota or browse all plants in South Dakota.