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40 MW Hydro operating in Elmore, ID — Bonneville Power Administration
40 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1950
Operating Since
Coordinates
43.3571, -115.4515
County
Elmore, ID
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | U S Bureau of Reclamation | — | — |
| Owner(s) | U S Bureau of Reclamation | — | — |
| Status | Operating | — | — |
Anderson Ranch is a 40 MW hydroelectric power plant located in Elmore County, Idaho. The plant, which began operating in 1950, utilizes conventional hydroelectric technology and consists of 2 generators. It is owned and operated by the U.S. Bureau of Reclamation. Anderson Ranch is the 13th largest power plant in Idaho out of 76, and ranks 351st nationally out of 1464 plants.
The plant's latest annual generation was 130,002 MWh, resulting in a capacity factor of 37.0%. The plant is located within the Bonneville Power Administration balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
Generated from EIA, GEM, and public data sources
Grid Region
Pacific Northwest
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
30 MWh
Latest Month
130.0K MWh
Annual Generation
37.0%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $91.8M
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
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ask pi about Anderson RanchBonneville Power Administration (BPAT)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Federal
Sector
Electric Utility