How many planned battery storage projects are in Idaho?

There are 2 planned battery storage projects in Idaho.

What is the total planned battery storage capacity in Idaho?

The total planned battery storage capacity in Idaho is 200 MW.

What is the largest planned battery storage project in Idaho?

The largest planned battery storage project in Idaho is Boise Bench BESS at 150 MW, located in Ada, Idaho.

How many developers have planned battery storage projects in Idaho?

There are 1 unique developers with planned battery storage projects in Idaho.

Planned Battery Storage Projects in Idaho

Explore the largest battery storage projects expected to come online in Idaho and see all proposed battery storage projects on a map.

Last updated: May 2026

On this page, you can explore our database of planned battery storage projects in Idaho. Each month, we track projects in development and update our list of the largest battery storage projects expected to come online in Idaho.

As of May 2026, there are 2 battery storage projects in development in Idaho, according to Cleanview's project tracker. Their total planned capacity is 200 MW. See also: operating battery storage projects in Idaho→

Planned Projects

Planned Capacity

200 MW

Unique Developers

Planned Idaho Battery Storage Map

Map of planned battery storage projects in Idaho. Marker size reflects planned capacity.

Largest Planned Battery Storage Projects in Idaho

Boise Bench BESS

150 MWExpected Online: June 2026Location: Ada, IdahoDeveloper: Idaho Power

Hemmingway BESS

50 MWExpected Online: June 2026Location: Owyhee, IdahoDeveloper: Idaho Power

Battery Storage Projects Coming Online Soon in Idaho

Boise Bench BESS

150 MWExpected Online: June 2026Location: Ada, IdahoDeveloper: Idaho Power

Hemmingway BESS

50 MWExpected Online: June 2026Location: Owyhee, IdahoDeveloper: Idaho Power

Frequently Asked Questions

How many planned battery storage projects are in Idaho?: There are 2 planned battery storage projects in Idaho.
What is the total planned battery storage capacity in Idaho?: The total planned battery storage capacity in Idaho is 200 MW.
What is the largest planned battery storage project in Idaho?: The largest planned battery storage project in Idaho is Boise Bench BESS at 150 MW, located in Ada, Idaho.
How many developers have planned battery storage projects in Idaho?: There are 1 unique developers with planned battery storage projects in Idaho.

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