World Power Plants

San Dimas is a 9.9 MW hydro power plant in the United States, operated by Metropolitan Water District of S CA since 1981. Ranked #672 of 1469 hydro plants in the United States. Its 9.9 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 San Dimas 687 times smaller. Nearby plants within 50 km include Alamitos Generating Station (1893 MW, Gas), Haynes (1739.1 MW, Gas), and AES Alamitos LLC (1115 MW, Gas). The facility is located in California, approximately 50 km east of Los Angeles.

Capacity
9.9 MW
Commissioning Year
1981

45 years old

Owner
Metropolitan Water District of S CA
Location
34.1275°, -117.7958°

United States of America, North America

Context & rankings
  • 4,926. largest of 10,098 plants in United States of America
  • #24,751 worldwide by installed capacity
  • #5,599 of 8,493 Hydroelectric plants worldwide
Age & fleet comparison

45 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Metropolitan Water District of S CA operates 17 plants totalling 134 MW

Regional density

381 plants within 100 km, 24,071 MW combined

Nearest plant: San Dimas Wash Generating Station (0.9 km)

Location

Coordinates:: 34.127500, -117.795800
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Carbon Footprint

Zero Direct Emissions

San Dimas is a hydro power plant producing approximately 35 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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