Anderson Ranch — Plant Summary
- EIA Plant ID
- 6395
- Capacity
- 40 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Elmore, ID
- Operating Since
- 1950
- Generators
- 2
- Operator
- U S Bureau of Reclamation
- Parent Company
- —
- Annual Generation
- 130,002 MWh
- Capacity Factor
- 37.0%
- Balancing Authority
- Bonneville Power Administration
- ISO/RTO
- —
- NERC Region
- WECC
Anderson Ranch
OperatingHydro
Ranked #13 of 76 Hydro plants in ID#347 of 1454 nationally
40 MW Hydro operating in Elmore, ID — Bonneville Power Administration
EIAWD
40 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1950
Operating Since
Location
Coordinates
43.3571, -115.4515
County
Elmore, ID
Nearby Plants
- Bennett MountainNatural Gas172.8 MW · 29.2 km
- Elmore BESSBESS4 MW · 29.3 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | U S Bureau of Reclamation | — | — |
| Owner(s) | U S Bureau of Reclamation | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
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
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Bonneville Power Administration
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Federal
Sector
Electric Utility
Generation
30 MWh
Latest Month
130.0K MWh
Annual Generation
37.0%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Industry·corporate
Southeast Boise neighbors weigh in on Idaho Power's 10-acre battery project
Southeast Boise residents express safety concerns about Idaho Power's 200-megawatt battery project just 200 feet from homes, set for 2026 completion.
Idaho Power (developer)
Idaho News 6·7 months ago
Industry·other
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Michigan Farm News·8 months ago
Industry·corporate
Anderson Ranch Dam raise continues to move forward
As everyone knows the Treasure Valley is rapidly growing,” says Idaho Water Resource Board (IWRB) staff member Justin Ferguson.
Idaho Water Resource Board (other)Justin Ferguson (other)
Ag Proud·8 months ago
Industry·corporate
Duke Energy Advances New 1.4-GW Gas-Hydrogen Power Plant in South Carolina Under New Energy Security Mandate
Duke Energy intends to submit an application to South Carolina's Public Service Commission (PSC) for approval to build a 1.4-GW gas-fired combined cycle plant...
Duke Energy (developer)South Carolina's Public Service Commission (regulator)
POWER Magazine·9 months ago
Last updated 2026-03-14
View all 10 articles