Largest solar power plants in ERCOT

Utility-scale solar and solar-hybrid power plants ranked by EIA-reported nameplate capacity. Rankings use EIA-anchored plant records in ERCOT.

Plants
223
Ranked operating records
EIA nameplate capacity
33.2 GW
Sum across this peer set
Largest
650 MW
Hecate Energy Longhorn Solar LLC

Solar capacity ranking

223 matching plants·ranked by nameplate capacity

RankPlantCapacity
1Hecate Energy Longhorn Solar LLCRepsol Renewables NA650 MW
2Five Wells Solar Center - HybridFive Wells Solar Center, LLCDetailed profile617.9 MW
3Hornet Solar (TX)Vesper Energy Development LLC600 MW
4Hecate Energy Outpost Solar LLCRepsol Renewables NA515 MW
5Aktina SolarHecate Energy Ramsey, LLCDetailed profile500 MW
6Hecate Energy Frye Solar LLCRepsol Renewables NADetailed profile500 MW
7Lumina II Solar ProjectSolar Photovoltaic, BatteriesDetailed profile486.6 MW
8Lumina Solar ProjectBatteries, Solar PhotovoltaicDetailed profile486.6 MW
9Parliament SolarParliament Solar, LLC480 MW
10Mockingbird Solar CenterMockingbird Solar Center, LLCDetailed profile471 MW
11Roadrunner, LLC HybridRoadrunner Solar, LLCDetailed profile463.3 MW
122W Permian Solar Project Hybrid2W Permian Solar, LLCDetailed profile460 MW
13Old 300 Solar Center, LLCOld 300 Solar Center, LLCDetailed profile430 MW
14Ash Creek SolarAsh Creek408.9 MW
15Bright Arrow Solar, LLCRWE Clean Energy403.6 MW
16Sequoia 1Sequoia 1 Solar Project401.4 MW
17Noble SolarBT Noble Solar, LLCDetailed profile400 MW
18Waco SolarWaco Solar, LLCDetailed profile400 MW
19Red Tailed Hawk Solar LLCAcciona Energy USA Global, LLCDetailed profile360 MW
20Fagus Solar ParkExcel Advantage Services, LLC331.6 MW
21Stampede Solar HybridStampede Solar Project LLC328.1 MW
22IP Radian, LLCSolar PhotovoltaicDetailed profile320 MW
23Azure Sky SolarAzure Sky Solar Project, LLCDetailed profile316.2 MW
24BT Hickerson Solar, LLCBT Hickerson Solar, LLC310 MW
25Delilah Solar Energy II LLCInvenergy Services LLC310 MW
26Fence Post Solar Hybrid Project, LLCFence Post Solar Project, LLCDetailed profile308 MW
27Greasewood II LLCGreasewood II LLCDetailed profile306 MW
28Juno Solar ProjectSE Juno, LLCDetailed profile305.6 MW
29Estonian Solar Project, LLCEnel Green Power Estonian Solar Project, LLC304.5 MW
30Delilah Solar Energy LLCInvenergy Services LLCDetailed profile300 MW
31Peregrine SolarRWE Clean EnergyDetailed profile300 MW
32Prospero SolarProspero Energy Project, LLC (Longroad)Detailed profile300 MW
33Titan Solar ProjectSE Titan, LLCDetailed profile260 MW
34Greasewood SolarConcho Bluff LLCDetailed profile255 MW
35Taygete Energy Project LLCTaygete Energy Project LLCDetailed profile255 MW
36Texas Solar Nova 1Texas Solar Nova 1, LLCDetailed profile252 MW
37Copperhead Solar, LLCGeronimo PowerDetailed profile250 MW
38Galloway 1 Solar Farm225DD 8me LLCDetailed profile250 MW
39Hopkins Energy LLCHopkins Energy LLCDetailed profile250 MW
40Orion II Solar ProjectBen Milam Solar 2 LLCDetailed profile250 MW
41Orion III Solar ProjectBen Milam Solar 3 LLCDetailed profile250 MW
42Phoebe SolarPhoebe Energy Project, LLCDetailed profile250 MW
43Pisgah Ridge Solar, LLCDuke Energy Renewables ServicesDetailed profile250 MW
44Prospero Solar IIProspero Solar II, LLC (Longroad)Detailed profile250 MW
45RE MaplewoodOnward EnergyDetailed profile250 MW
46Roaring Springs, LLCRoaring Springs, LLC250 MW
47Samson Solar EnergyInvenergy Services LLCDetailed profile250 MW
48Samson Solar Energy III LLCInvenergy Services LLCDetailed profile250 MW
49Sparta SolarSparta Solar, LLCDetailed profile250 MW
50Sun Valley Solar ProjectSun Valley Solar LLCDetailed profile250 MW

Capacity is EIA-reported nameplate capacity, not seasonal capability or available operating capacity. A plant can include multiple generators and technologies; hybrid plants may appear in multiple peer groups.