World Power Plants

Don A Campbell 2 Geothermal25 MW Geothermal

GeothermalRenewableVerified: Jul 2026

Don A Campbell 2 Geothermal is a 25 MW geothermal power plant in the United States, operated by ORNI 37 LLC since 2015. Ranked #38 of 65 geothermal plants in the United States. Its 25 MW represents 0.64% of the United States' total geothermal capacity of 3,889 MW. The largest geothermal plant in the United States is Geysers Unit 5-20 at 1,163 MW, making Don A Campbell 2 46.5 times smaller. Nearby plants within 50 km include Luning Energy (50 MW, Solar) and Don A Campbell 1 Geothermal (22.5 MW, Geothermal). The facility is located in California, approximately 200 km east of Sacramento.

Capacity
25 MW
Commissioning Year
2015

11 years old

Owner
ORNI 37 LLC
Location
38.8358°, -118.3253°

United States of America, North America

Context & rankings
  • 3,660. largest of 10,098 plants in United States of America
  • #17,704 worldwide by installed capacity
  • #126 of 215 Geothermal plants worldwide
Age & fleet comparison

11 years in operation

Geothermal fleet average: 26.9 years

Operator portfolio

ORNI 37 LLC operates 1 plants totalling 25 MW

Regional density

12 plants within 100 km, 494 MW combined

Nearest plant: Luning Energy (34.2 km)

Location

Coordinates:: 38.835800, -118.325300
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Don A Campbell 2 Geothermal is a geothermal power plant producing approximately 175 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~38 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Geothermal
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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