GridPlants

Power plants operated by Onward Energy

Onward Energy operates 41 power plants in the 2025 EIA-860 data, with 2,419 MW of nameplate capacity, the 94th-largest fleet among the 5,826 operators on file. They are spread over 15 states: California, Georgia, Texas and Maine and others. Solar is 57% of the capacity; the largest site is South Plains II. Its oldest working unit dates from 2012, at Palouse. Units added from 2020 to 2025 total 544 MW.

  • Solar1,375 MW57%
  • Wind1,044 MW43%

Capacity by decade it came online

WindSolar

Above the line: capacity operating in 2025. Below: capacity retired at these plants.

500 MW1 GW1.5 GW2010s2020s0

Plants

PlantStateRuns onCapacityFirst unit
South Plains IITexasWind300 MW2016
RE MaplewoodTexasSolar250 MW2021
Twiggs SolarGeorgiaSolar204 MW2020
Bingham WindMaineWind186 MW2016
Route 66 Wind PlantTexasWind150 MW2015
Oakfield Wind ProjectMaineWind148 MW2015
Comanche SolarColoradoSolar120 MW2016
PalouseWashingtonWind105 MW2012
Sunflower Wind ProjectNorth DakotaWind104 MW2016
Sweetwater SolarWyomingSolar92 MW2018
Three Peaks PowerUtahSolar80 MW2016
OE_GA3GeorgiaSolar57.5 MW2020
Sumrall II Solar FarmMississippiSolar52 MW2017
Hancock Wind PlantMaineWind51 MW2016
Pavant Solar, LLCUtahSolar50 MW2015
RE Camelot LLCCaliforniaSolar45 MW2014
FL Solar 4, LLCFloridaSolar42 MW2019
OE_AZ1ArizonaSolar32.5 MW2020
Alamo SolarCaliforniaSolar20 MW2015
CID Solar, LLCCaliforniaSolar20 MW2014
CoTAL Solar FarmFloridaSolar20 MW2017
Imperial Valley Solar Co (IVSC) 2, LLCCaliforniaSolar20 MW2015
Maricopa West Solar PV, LLCCaliforniaSolar20 MW2015
RE Kansas Solar, LLCCaliforniaSolar20 MW2014
RE Kent South, LLCCaliforniaSolar20 MW2014
RE Old River One, LLCCaliforniaSolar20 MW2014
Richland Solar CenterGeorgiaSolar20 MW2015
TA-Acacia, LLCCaliforniaSolar20 MW2014
RE Adams East, LLCCaliforniaSolar19 MW2014
Catalina Solar 2, LLCCaliforniaSolar18 MW2015
Mulberry Farm LLCTennesseeSolar15.8 MW2014
Selmer Farm LLCTennesseeSolar15.8 MW2014
RE Columbia Two, LLCCaliforniaSolar15 MW2014
Cottonwood Solar, LLC (City of Corcoran)CaliforniaSolar12 MW2015
Cottonwood Solar, LLC (Goose Lake)CaliforniaSolar12 MW2015
Indy Solar II, LLCIndianaSolar10.1 MW2013
Indy Solar I, LLCIndianaSolar10 MW2013
Indy Solar III, LLCIndianaSolar8.6 MW2013
Azalea Solar, LLCGeorgiaSolar7.7 MW2013
Somers Solar Center, LLCConnecticutSolar5 MW2013
Cottonwood Solar, LLC Cottonwood CarportCaliforniaSolar1 MW2016