HydroOperatingLDWP

San Francisquito 1

Hydro power plant in Los Angeles County, California. 65.5 MW of nameplate capacity across 4 generators, operated by Los Angeles Department of Water & Power.

Also known as San Francisquito 1 Power Plant · EIA plant 6479

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San Francisquito 2Western Antelope Blue Sky Ranch ASolverde 1Foothill FeederSan Francisquito 110 km
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6 plants within 16 km, from EIA coordinates.

Key facts

Capacity
65.5 MWNameplate
Generators
4 operatingEIA-860M, August 2026
Operating since
April 1917First generator online
Operator
Los Angeles Department of Water & PowerEIA operator ID 11208
Grid
LDWPBalancing authority LDWP
Price nodes
None linkedNo verified ISO node
Location
Los Angeles County, CA34.5902, −118.4547
EIA plant ID
6479EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power San Francisquito 1 produces

Free · EIA-923

Net generation, 2025

125 GWh

125,416 MWh, final

Capacity factor, 2025

21.9%

2024: 30.9%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

10.2–278.9

GWh a year. Low 2021, high 2017

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000195,670Not reported12 of 12
2001204,857Not reported12 of 12
200285,858Not reported12 of 12
2003199,279Not reported12 of 12
2004154,389Not reported12 of 12
2005279,757Not reported12 of 12
2006232,774Not reported12 of 12
200757,899Not reported12 of 12
200895,925Not reported12 of 12
2009111,089Not reported12 of 12
2010181,74529.9%12 of 12
2011240,56439.6%12 of 12
2012118,31519.4%12 of 12
201347,2597.8%12 of 12
201439,8496.6%12 of 12
201516,0012.6%12 of 12
201668,80711.3%12 of 12
2017278,94145.9%12 of 12
2018186,067Not reported12 of 12
2019256,71244.7%12 of 12
2020145,68125.3%12 of 12
202110,1791.8%12 of 12
202244,6637.8%12 of 12
2023220,19238.4%12 of 12
2024177,68630.9%12 of 12
2025125,41621.9%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account

No verified ISO price node is linked to this plant, or its price history could not load.

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
1AConventional Hydroelectric22.5December 1983
3Conventional Hydroelectric9.9April 1917
4Conventional Hydroelectric10.6May 1923
6Conventional Hydroelectric22.5April 1987

Ownership and offtake

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Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Los Angeles Department of Water & Power as the operator, which is not always the owner.

Modeled data

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Power plants near San Francisquito 1

More plants operated by Los Angeles Department of Water & Power

Questions about San Francisquito 1

How much power does San Francisquito 1 produce?

San Francisquito 1 reported 125,416 MWh (125 GWh) of net generation in 2025, a 21.9% capacity factor on 65.5 MW of nameplate capacity.

Where is San Francisquito 1?

San Francisquito 1 is in Los Angeles County, California, at 34.5902, −118.4547. It is in the Los Angeles Department of Water and Power balancing area (LDWP).

Who operates San Francisquito 1?

EIA-860M for August 2026 lists Los Angeles Department of Water & Power as the operator (EIA operator ID 11208). The operator is not always the owner.

When did San Francisquito 1 start operating?

Its first generator began operating in April 1917, according to EIA-860M.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page