Agua Mansa Power Plant

🔥 Natural GasElectric Utility60 MW capacity

353rd largest plant in California · 3332nd nationally

Agua Mansa Power Plant is a natural gas power plant in California with a nameplate capacity of 60.5 MW. It generates roughly 10.2k MWh per year — enough to power about 973 average U.S. homes.

Its capacity factor of 2% reflects intermittent or peaking operation. At 1319 lb CO₂/MWh, its emission rate sits above the national grid average of roughly 800 lb/MWh.

PeakingMid-meritBaseload0%40%80%100%2%
Peaking — intermittent or backup
Capacity61 MWnameplate
Annual Generation10.2k MWhEPA eGRID
Capacity Factor2%of theoretical max
Annual CO₂6.7kmetric tons

Location

Plant NameAgua Mansa Power Plant
OperatorE I Colton Llc
CityColton
CountySan Bernardino County
StateCalifornia
ZIP92324
Coordinates34.04140, -117.36030

This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.

Natural GasSolarBiomassBattery Storage

Generators (1)

IDTechnologyFuelCapacityStatusOnline
AMP1Natural Gas Fired Combustion TurbineNatural Gas60.5 MWOperating2003

Ownership

OwnerLocationShare
City Of Colton - (Ca)Colton, CA10000.0%

Ownership reported to EIA Form 860. Percentages reflect reported generator-level ownership share, averaged when a plant has multiple generators.

Emissions (annual)

CO₂6.7k metric tons
NOₓ1 metric tons
CO₂ Rate1319 lb/MWh
U.S. grid average800 lb/MWhNatural gas combined-cycle average900 lb/MWhThis plant1,318 lb/MWhCoal plant average2,100 lb/MWh

Annual totals and CO₂ rate reported by EPA eGRID for 2023. Reference averages are approximate U.S.-wide figures from the same dataset.

Grid context

NERC RegionWECC
Balancing AuthorityCalifornia Independent System Operator

About Natural Gas plants

Natural gas plants are the workhorse of the modern grid. Combined-cycle units achieve very high efficiency and can ramp up and down quickly to balance variable renewables. They emit roughly half the CO₂ per MWh of coal and far less of other pollutants, but they still release upstream methane during fuel extraction.

Other plants in San Bernardino County

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