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37.5 MW Hydro operating in Mono, CA — Los Angeles Department of Water and Power
37.5 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1953
Operating Since
Coordinates
37.5460, -118.5900
County
Mono, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Los Angeles Department of Water & Power | Los Angeles Department of Water & Power | — |
| Owner(s) | Los Angeles Department of Water & Power | Los Angeles Department of Water & Power | — |
| Status | Operating | — | — |
Upper Gorge is a hydroelectric power plant located in Mono County, California. The plant, which began operating in 1953, has a total capacity of 37.5 MW from a single generator. It is owned and operated by the Los Angeles Department of Water & Power (LADWP), which also serves as the balancing authority. The plant utilizes water (WAT) as its primary fuel source and employs conventional hydroelectric technology. Upper Gorge operates within the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year of reported generation data, Upper Gorge produced 99,927 MWh of electricity, resulting in a capacity factor of 30.2%. The plant is ranked 75th out of 247 power plants in California and 369th out of 1464 plants nationally.
Generated from EIA, GEM, and public data sources
Grid Region
California (non-ISO)
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
Los Angeles Department of Water and Power (LDWP)
Grid Voltage
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Municipal
Sector
Electric Utility
290 MWh
Latest Month
99.9K MWh
Annual Generation
30.2%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $86.0M
Market Position
LMP Node
none
Pricing Hub
—
Last updated 2026-03-26
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