150 MW BESS planned in Ada, ID — Idaho Power Company
150 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
Planned: —
Planned Operation
Coordinates
43.5575, -116.1548
County
Ada, ID
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Idaho Power Co | Idaho Power | — |
| Owner(s) | Idaho Power Co | IDACORP | — |
| Status | Planned | — | — |
The Boise Bench BESS is a battery energy storage system located in Ada County, Idaho. The plant has a total capacity of 150 MW and consists of a single generator. It is owned by IDACORP and operated by Idaho Power Company. The primary fuel type is electricity (MWH), indicating that it charges from the grid and discharges when needed. The plant operates within the Idaho Power Company balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
Boise Bench BESS is the third-largest battery storage facility in Idaho, based on capacity, and ranks 380th nationally out of 514 such facilities. The plant has been the subject of at least one news article related to regulatory matters.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
Idaho Power Company
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
No generation data available for this plant.
No financial data available for this plant.
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Last updated 2026-03-26
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