Search
Search plants, projects, owners, and states
Search plants, projects, owners, and states
36 MW Hydro operating in Maricopa, AZ — Salt River Project
36 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1973
Operating Since
Coordinates
45.8052, -120.1666
County
Maricopa, AZ
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Salt River Project | Salt River Project | — |
| Owner(s) | Salt River Project | Salt River Project | — |
| Status | Operating | — | — |
Theodore Roosevelt Dam is a dam on the Salt River located northeast of Phoenix, Arizona. The dam is 357 feet (109 m) high and forms Theodore Roosevelt Lake as it impounds the Salt River. Built between 1905 and 1911, the dam was renovated and expanded in 1989–1996. The dam is named after President Theodore Roosevelt. Serving mainly for irrigation, water supply, and flood control, the dam also has a hydroelectric generating capacity of 36 megawatts.
Read more on WikipediaThe Roosevelt hydroelectric plant, located in Maricopa County, Arizona, has a total capacity of 36 MW. Operated by Salt River Project (SRP), the facility began operation in 1973 and utilizes conventional hydroelectric technology. The plant consists of a single generator and uses water (WAT) as its primary fuel source. Roosevelt ranks as the 7th largest hydroelectric plant in Arizona out of 11, and nationally it is ranked 375 out of 1464 such facilities.
In the most recent year with available data, the plant generated 101,780 MWh of electricity, resulting in a capacity factor of 32.2%. The Roosevelt plant operates within the Salt River Project balancing authority and is part of the Western Electricity Coordinating Council (WECC) NERC region. Salt River Project both owns and operates the Roosevelt facility.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
333 MWh
Latest Month
101.8K MWh
Annual Generation
32.2%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $82.6M
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 RooseveltSalt River Project (SRP)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Political Subdivision
Sector
Electric Utility