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1039.4 MW Hydro operating in Mohave, AZ — Western Area Power Administration - Desert Southwest Region
1,039.4 MW
Nameplate Capacity
10
Generators
units
Conventional Hydroelectric
Technology
1936
Operating Since
Coordinates
36.0155, -114.7380
County
Mohave, AZ
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 | U S Bureau of Reclamation | US Bureau of Reclamation | — |
| Owner(s) | U S Bureau of Reclamation | US Bureau of Reclamation | — |
| Status | Operating | operating | — |
GEM identifies the owner as US Bureau of Reclamation
This entity is not yet in the GEM ownership database — chain unavailable.
Hoover Dam is a hydroelectric power plant located in Mohave County, Arizona. The plant, owned and operated by the U.S. Bureau of Reclamation, began operating in 1936 and has a total capacity of 1039.4 MW derived from 10 generators. The primary fuel source is water (WAT). Hoover Dam is the second-largest hydroelectric plant in Arizona (out of 4) and ranks 20th nationally (out of 194).
In the most recent year with available data, Hoover Dam generated 927,107 MWh of electricity, operating at a capacity factor of 10.2%. The plant is located within the Western Electricity Coordinating Council (WECC) NERC region and its balancing authority is the Western Area Power Administration - Desert Southwest Region. Recent news coverage has mentioned hazards at the plant.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
60.5K MWh
Latest Month
927.1K MWh
Annual Generation
10.2%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $2.4B
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-04-19
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ask pi about Hoover Dam (AZ)Western Area Power Administration - Desert Southwest Region (WALC)
Grid Voltage
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Federal
Sector
Electric Utility