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101.2 MW Hydro operating in Ada, ID — Idaho Power Company
101.2 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1988
Operating Since
Coordinates
43.5280, -116.0583
County
Ada, ID
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Boise-Kuna Irrigation District | Boise-Kuna Irrigation District | — |
| Owner(s) | Boise-Kuna Irrigation District | US Army Corps of Engineers | — |
| Status | Operating | operating | — |
GEM identifies the owner as US Army Corps of Engineers
This entity is not yet in the GEM ownership database — chain unavailable.
Lucky Peak Dam is a rolled earth and gravel fill embankment dam in the western United States, located on the Boise River in southwestern Idaho. In Ada County east of Boise, it is directly downstream of Arrowrock Dam, a concrete arch dam completed in 1915. At the time of its construction in the early 1950s, Lucky Peak's primary purpose was flood control, with a secondary purpose of irrigation. The normal operating elevation of the full reservoir is 3,055 feet (931 m) above sea level, the empty reservoir's elevation is 2,824 feet (861 m).
Read more on WikipediaThe Lucky Peak Power Plant Project is a 101.2 MW hydroelectric generating facility located in Ada County, Idaho. The plant began operating in 1988 and is owned and operated by the Boise-Kuna Irrigation District. It utilizes conventional hydroelectric technology with water (WAT) as its primary fuel source. The facility consists of 3 generators.
In terms of its contribution to the state's power supply, the Lucky Peak Power Plant Project ranks 5th out of 5 hydroelectric plants in Idaho, and 187th out of 194 nationally. The plant's latest annual generation was 290,591 MWh, achieving a capacity factor of 32.7%. The plant operates within the Western Electricity Coordinating Council (WECC) NERC region and is under the balancing authority of the Idaho Power Company.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
1.3K MWh
Latest Month
290.6K MWh
Annual Generation
32.7%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $232.2M
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Lucky Peak Power Plant ProjectIdaho Power Company (IPCO)
Grid Voltage
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Political Subdivision
Sector
IPP Non-CHP