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Idaho Solar, Wind and Batteries

Utility-scale renewable and storage capacity in Idaho, as of August 2026 (EIA-860M). Rooftop solar is not included.

Solar
827 MW
14 plants
Wind
1.1 GW
33 plants
Battery storage
659 MW
10 plants
Hydroelectric
2.7 GW
76 plants

Capacity by type

Share of all 6.8 GW of operating capacity in Idaho

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TypeCapacityPlantsShare
Solar827 MW1412.2%
Wind1.1 GW3316.7%
Battery storage659 MW109.7%
Hydroelectric2.7 GW7639.8%
Geothermal16.0 MW10.2%
Biomass149 MW112.2%

Largest solar farms

Operating capacity (AC)

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#PlantCapacity
1Matrix Pleasant ValleyAda200 MW
2Pleasant Valley Solar 2 ProjectAda125 MW
3Jackpot Solar, LLCTwin Falls120 MW
4Franklin Solar HybridTwin Falls100 MW
5Grand View Solar TwoElmore80.0 MW
6ID SolarAda40.0 MW
7Black Mesa Solar, LLCElmore40.0 MW
8Mt. Home Solar 1, LLCElmore20.0 MW
9Murphy Flat SolarOwyhee20.0 MW
10Orchard Ranch SolarAda20.0 MW
11American Falls SolarPower20.0 MW
12American Falls Solar IIPower20.0 MW
13Simcoe SolarElmore20.0 MW
14Clif Bar Bakery of Twin FallsTwin Falls1.6 MW

Largest wind farms

Operating capacity

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#PlantCapacity
1Cedar Creek Wind, LLCBingham160 MW
2Goshen Phase IIBonneville125 MW
3Meadow Creek Project CompanyBonneville120 MW
4Rockland Wind FarmPower79.2 MW
5Wolverine CreekBonneville64.5 MW
6Horse Butte Wind I, LLCBonneville57.6 MW
7High MesaTwin Falls40.0 MW
8Ryegrass WindfarmElmore23.0 MW
9Hammett Hill WindfarmElmore23.0 MW
10Mainline WindfarmElmore23.0 MW
11Desert Meadow WindfarmElmore23.0 MW
12Cold Springs WindfarmElmore23.0 MW
13Two Ponds WindfarmElmore23.0 MW
14Camp ReedElmore22.5 MW
15Power County Wind Park SouthPower22.5 MW

Largest battery storage plants

Operating power capacity

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#PlantCapacity
1Hemmingway BESSOwyhee166 MW
2Kuna BESSAda150 MW
3Boise Bench BESSAda150 MW
4Happy Valley Battery StorageCanyon82.0 MW
5Franklin Battery StorageTwin Falls60.0 MW
6Black Mesa BESSElmore40.0 MW
7Elmore BESSElmore4.0 MW
8Weiser BESSWashington3.0 MW
9Filer BESSTwin Falls2.0 MW
10Melba BESSCanyon2.0 MW

New projects

Solar, wind and battery plants with generators that started in 2025 or 2026

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PlantTypeAddedYear
Boise Bench BESSBattery storage150 MW2026
Pleasant Valley Solar 2 ProjectSolar125 MW2026
Hemmingway BESSBattery storage50.0 MW2026
Matrix Pleasant ValleySolar200 MW2025
Kuna BESSBattery storage150 MW2025
Happy Valley Battery StorageBattery storage82.0 MW2025
Franklin Battery StorageBattery storage60.0 MW2025
Elmore BESSBattery storage4.0 MW2025
Weiser BESSBattery storage3.0 MW2025
Filer BESSBattery storage2.0 MW2025
Melba BESSBattery storage2.0 MW2025

Planned capacity

Planned or under construction, by expected year

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YearSolarWindBatteriesAll planned
2027500 MW153 MW100 MW753 MW
20280.0 MW206 MW0.0 MW206 MW

Planned dates come from developers and often change. Capacity counts generators of 1 MW or more; smaller community solar and rooftop systems are not included.

Frequently asked questions

How much solar power does Idaho have?
Idaho has 827 MW of operating utility-scale solar at 14 plants. The largest is Matrix Pleasant Valley at 200 MW.
Does Idaho have wind farms?
Yes. Idaho has 1.1 GW of wind capacity at 33 plants.
How much of Idaho's electricity comes from renewable sources?
Renewable plants produced 67.7% of the electricity generated in Idaho in 2023, according to EPA eGRID.

Source: U.S. Energy Information Administration, Form EIA-860M; U.S. EPA eGRID · Data for August 2026