World Power Plants

Heart Mountain5 MW Hydroelectric

HydroRenewableVerified: Jul 2026

Heart Mountain is a 5 MW hydro power plant in the United States, operated by the U.S. Bureau of Reclamation and commissioned in 1949. Ranked #871 of 1469 hydro plants in the United States. Its 5 MW represents 0.004% 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 Heart Mountain 1,362 times smaller. Nearby plants include Buffalo Bill (18 MW, Hydro), Spirit Mountain (4.5 MW, Hydro), and Shoshone (WY) (3 MW, Hydro). The facility is located in Wyoming, approximately 50 km from the city of Cody.

Capacity
5 MW
Commissioning Year
1949

77 years old

Owner
U S Bureau of Reclamation
Location
44.5138°, -109.1296°

United States of America, North America

Context & rankings
  • 5,828. largest of 10,098 plants in United States of America
  • #28,340 worldwide by installed capacity
  • #6,423 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

77 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

7 plants within 100 km, 44 MW combined

Nearest plant: Buffalo Bill (3.3 km)

Location

Coordinates:: 44.513800, -109.129600
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Carbon Footprint

Zero Direct Emissions

Heart Mountain is a hydro power plant producing approximately 18 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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