IDACORP — Power Plant Portfolio

33 plants · 6 GW total capacity · across 4 states

IDACORP operates 33 power plants across 4 states with 6 GW total capacity. Their fleet is primarily hydroelectric (18 plants).

Largest is Jim Bridger (2326 MW Natural Gas); oldest active is Thousand Springs (1920); newest is Filer BESS (2025); top state is Idaho (29 plants).

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Key Stats

Largest fuel
Hydroelectric (18 plants)
Largest state
Idaho (29 plants)
Subsidiary operators
Idaho Power Co (31)PacifiCorp (1)Sierra Pacific Power Co (1)

Plants by State

Idaho (29 plants · 2.5 GW)

Oregon (2 plants · 601 MW)

Wyoming (1 plants · 2.3 GW)

Nevada (1 plants · 567 MW)

Plants by Fuel Type

Hydroelectric (18 plants · 1.8 GW)

Battery Storage (9 plants · 509 MW)

Natural Gas (4 plants · 3.1 GW)

Coal (1 plants · 567 MW)

Oil & Petroleum (1 plants · 5 MW)