World Power Plants

The New Melones power plant, situated in California at coordinates 37.9469, -120.5282, is a critical hydroelectric facility that serves as a vital component of the region's energy infrastructure. Commissioned in 1979 and operated by the U.S. Bureau of Reclamation, this power generation facility boasts a capacity of 300 MW, harnessing the power of water to produce clean, renewable electricity. The hydroelectric technology employed at New Melones utilizes a dam structure to capture the flow of the Stanislaus River, transforming potential energy into electrical energy through turbines. This method of energy generation not only provides a reliable and consistent power supply but also supports California's diverse energy portfolio, which aims to integrate more renewable sources. The hydroelectric power produced at New Melones contributes significantly to the local grid, ensuring energy security in a state that often faces challenges related to drought and water resource management. The operational context of the New Melones power plant is influenced by California’s progressive energy policies, which prioritize sustainability and the reduction of carbon emissions. As the state strives to meet its ambitious climate goals, facilities like New Melones play an indispensable role in providing clean energy while promoting environmental stewardship. The significance of this power plant extends beyond energy generation; it also supports local ecosystems and recreational opportunities, highlighting the multifaceted benefits of hydroelectric power.

Capacity
300 MW
Commissioning Year
1979

47 years old

Owner
U S Bureau of Reclamation
Location
37.9469°, -120.5282°

United States of America, North America

Context & rankings
  • 1,124. largest of 10,098 plants in United States of America
  • #6,026 worldwide by installed capacity
  • #1,086 of 8,493 Hydroelectric plants worldwide
  • 0.02% of the installed capacity of United States of America
Age & fleet comparison

47 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

128 plants within 100 km, 6,815 MW combined

Nearest plant: Sonora 1 (6.3 km)

Location

Coordinates:: 37.946900, -120.528200
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Carbon Footprint

Zero Direct Emissions

New Melones is a hydro power plant producing approximately 1051 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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