Buffalo, South Dakota · Plant code 3375

Big Bend Dam

Big Bend Dam is a hydro plant in Buffalo, South Dakota. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

Primary fuel Hydro

Route-friendly label and badge.

Total capacity 536 MW

Plant nameplate capacity.

Annual generation 812,996 MWh

Annual output from imported EIA and EPA records.

Capacity factor 16%

A simple way to compare utilization.

Operations

Operations details

Sector Electric Utility

Utility, IPP, industrial, or commercial style ownership.

Status Operating

Current operating status in the imported records.

Online year 1,964

Useful for technology-vintage context.

Location Chamberlain, South Dakota

County and state routing anchor.

Emissions

Emissions details

CO2 0 tons

Annual plant-level total.

SO2 0 tons

Annual sulfur dioxide.

NOx 0 tons

Annual nitrogen oxides.

CO2 rate 0 lbs/MWh

Emission intensity, when available.

Fuel mix

Generation by fuel at the site.

Hydro 812,996 MWh · 100% of generation

Ownership

Who owns the plant.

Owner USACE-Omaha

100%

Generators

Generator-level detail

Generator	Technology	Fuel	Capacity	Status	Online
1	Conventional Hydroelectric	Hydro	67 MW	Operating	1,964
2	Conventional Hydroelectric	Hydro	67 MW	Operating	1,964
3	Conventional Hydroelectric	Hydro	67 MW	Operating	1,965
4	Conventional Hydroelectric	Hydro	67 MW	Operating	1,965
5	Conventional Hydroelectric	Hydro	67 MW	Operating	1,965
6	Conventional Hydroelectric	Hydro	67 MW	Operating	1,965
7	Conventional Hydroelectric	Hydro	67 MW	Operating	1,966
8	Conventional Hydroelectric	Hydro	67 MW	Operating	1,966

Generation trend

Monthly output pattern

56,172 MWh

Jan

39,632 MWh

Feb

66,742 MWh

Mar

87,089 MWh

Apr

59,961 MWh

May

71,905 MWh

Jun

37,108 MWh

Jul

90,926 MWh

Aug

95,649 MWh

Sep

93,825 MWh

Oct

73,382 MWh

Nov

40,605 MWh

Dec

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Wind

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Wind

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20 MW 72,478 MWh 0 tons CO2

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Related routes

Context around this plant

County page

Buffalo overview

See the local plant cluster around this site.

1 plants

State page

South Dakota

Back out to the wider state fuel mix.

53 plants

Fuel page

Hydro plants

Compare this site to plants using the same primary fuel.

1,426 plants