World Power Plants

Lake Dorothy Hydroelectric Project14.3 MW Hydroelectric

HydroRenewableVerified: Jul 2026

Lake Dorothy Hydroelectric Project is a 14.3 MW hydroelectric power plant in the United States, operated by Alaska Electric Light & Power Co and commissioned in 2009. Ranked #574 of 1469 hydro plants in the United States. Its 14.3 MW represents 0.01% of the United States' total hydro capacity of 117,947 MW. The largest hydro plant in the United States is Grand Coulee Dam at 6,809 MW, making Lake Dorothy 475 times smaller. Nearby plants within 50 km include Snettisham (78.2 MW, Hydro), Lemon Creek (61.7 MW, Oil), and Gold Creek (9.7 MW, Oil). The facility is located in Alaska, approximately 50 km from Juneau.

Capacity
14.3 MW
Commissioning Year
2009

17 years old

Owner
Alaska Electric Light&Power Co
Location
58.2325°, -134.0533°

United States of America, North America

Context & rankings
  • 4,396. largest of 10,098 plants in United States of America
  • #21,706 worldwide by installed capacity
  • #5,003 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

17 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Alaska Electric Light&Power Co operates 8 plants totalling 254 MW

Regional density

9 plants within 100 km, 244 MW combined

Nearest plant: Annex Creek (9.9 km)

Location

Coordinates:: 58.232500, -134.053300
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Lake Dorothy Hydroelectric Project is a hydro power plant producing approximately 50 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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