World Power Plants

Green Mountain26 MW Hydroelectric

HydroRenewableVerified: Jul 2026

Green Mountain is a 26 MW hydro power plant in the United States, operated by the U.S. Bureau of Reclamation since 1943. Ranked #440 of 1469 hydro plants in the United States. Its 26 MW represents 0.02% 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 Green Mountain 261.5 times smaller. Nearby plants include Williams Fork Hydro Plant (3.5 MW, Hydro) and Dillon Hydro Plant (1.8 MW, Hydro). The facility is located in Colorado, approximately 50 km west of Denver.

Capacity
26 MW
Commissioning Year
1943

83 years old

Owner
U S Bureau of Reclamation
Location
39.8788°, -106.3327°

United States of America, North America

Context & rankings
  • 3,625. largest of 10,098 plants in United States of America
  • #17,506 worldwide by installed capacity
  • #4,032 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

83 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

33 plants within 100 km, 1,820 MW combined

Nearest plant: Williams Fork Hydro Plant (20.5 km)

Location

Coordinates:: 39.878800, -106.332700
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Green Mountain is a hydro power plant producing approximately 91 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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