World Power Plants

Potholes East Canal 66.0 is a 2.3 MW hydro power plant in the United States, operated by Columbia Basin Hydropower since 1985. Ranked #1169 of 1469 hydro plants in the United States. Its 2.3 MW represents 0.002% of the country's 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 Potholes East Canal 66.0 2,956.1 times smaller. Nearby plants include Columbia Generating Station (1200 MW, Nuclear), McNary (990.5 MW, Hydro), and Ice Harbor (603 MW, Hydro). The facility is located in Washington, approximately 50 km southwest of Spokane.

Capacity
2.3 MW
Commissioning Year
1985

41 years old

Owner
Columbia Basin Hydropower
Location
46.3785°, -119.2544°

United States of America, North America

Context & rankings
  • 7,770. largest of 10,098 plants in United States of America
  • #33,414 worldwide by installed capacity
  • #7,338 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

41 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Columbia Basin Hydropower operates 5 plants totalling 129 MW

Regional density

53 plants within 100 km, 11,737 MW combined

Nearest plant: Columbia Generating Station (12 km)

Location

Coordinates:: 46.378500, -119.254400
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Carbon Footprint

Zero Direct Emissions

Potholes East Canal 66.0 is a hydro power plant producing approximately 8 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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