60 MW Hydro operating in Gooding, ID — Idaho Power Company
60 MW
Nameplate Capacity
4
Generators
units
Conventional Hydroelectric
Technology
1949
Operating Since
Coordinates
42.8416, -114.9037
County
Gooding, ID
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Idaho Power Co | Idaho Power | — |
| Owner(s) | Idaho Power Co | IDACORP | — |
| Status | Operating | operating | — |
Lower Salmon Falls Dam is a concrete gravity-type hydroelectric dam on the Lower Salmon Falls of the Snake River, in the U.S. state of Idaho. The dam is located 5 miles downstream from Upper Salmon Falls, between Gooding County and Twin Falls County, Idaho.
Read more on WikipediaLower Salmon is a hydroelectric power plant located in Gooding County, Idaho. The plant has a total capacity of 60 MW across four generators and primarily utilizes water as its fuel source. It began operating in 1949 and is owned by IDACORP, with Idaho Power Co. serving as the operator. The plant is within the Idaho Power Company balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year of data, Lower Salmon generated 231,995 MWh of electricity, achieving a capacity factor of 44.0%. The plant ranks 9th out of 76 power plants in Idaho and 271st out of 1464 plants nationally. Financial data indicates an installed cost of $660.28 per kW.
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
15.4K MWh
Latest Month
232.0K MWh
Annual Generation
44.0%
Capacity Factor
$1,118/kW
Installed Cost
$12.4/MWh
Operating Cost
Idaho Power Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
LMP Node
LSPR_1_TOT_GEN-APND
Pricing Hub
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Last updated 2026-03-26
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