MWPowerPlantFacts
PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/3356
EIA plant 3356

Pierre · Hughes · SD

Oahe

Operated by USACE-Omaha

Annual generation2,188,759 MWhSum of represented EIA-923 rows
Fuel codesWATCodes retained from EIA records
Grid contextSouthwest Power PoolBalancing authority or NERC region

Published location

Where is Oahe?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

44.450400, -100.386600

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Map data © OpenStreetMap contributors

Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.

2024 monthly net generation

MonthNet generation
1146,330 MWh
289,676 MWh
3187,094 MWh
4223,708 MWh
5163,637 MWh
6204,554 MWh
7110,527 MWh
8260,411 MWh
9263,321 MWh
10244,887 MWh
11193,834 MWh
12100,780 MWh

Operating generators

IDTechnologyFuelMWStatus
1Conventional HydroelectricWAT112.3OP
2Conventional HydroelectricWAT112.3OP
3Conventional HydroelectricWAT112.3OP
4Conventional HydroelectricWAT112.3OP
5Conventional HydroelectricWAT112.3OP
6Conventional HydroelectricWAT112.3OP
7Conventional HydroelectricWAT112.3OP

Continue exploring

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Identity, technology and limitations
EIA plant ID
3356
Sector
Electric Utility
Water source
Missouri River
Data edition
2024-final