World Power Plants

Seminoe is a 51.6 MW hydro power plant in the United States, operated by the U S Bureau of Reclamation since 1939. Ranked #304 of 1,469 hydro plants in the United States. Its 51.6 MW represents 0.04% of the United States' total hydro capacity of 117,947 MW. The largest hydro plant in the United States is the Grand Coulee Dam at 6,809 MW, making Seminoe 131 times smaller. Nearby plants include Fremont Canyon (66.8 MW, Hydro), Alcova (41.4 MW, Hydro), and Kortes (36 MW, Hydro). The facility is located in Wyoming, approximately 160 km from the nearest major city, Casper.

Capacity
51.6 MW
Commissioning Year
1939

87 years old

Owner
U S Bureau of Reclamation
Location
42.1561°, -106.9085°

United States of America, North America

Context & rankings
  • 2,895. largest of 10,098 plants in United States of America
  • #12,969 worldwide by installed capacity
  • #3,142 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

87 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

U S Bureau of Reclamation operates 59 plants totalling 15,054 MW

Regional density

17 plants within 100 km, 1,817 MW combined

Nearest plant: Kortes (3.1 km)

Location

Coordinates:: 42.156100, -106.908500
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Carbon Footprint

Zero Direct Emissions

Seminoe is a hydro power plant producing approximately 181 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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