HydroOperatingCAISO

Balch 2

Hydro power plant in Fresno County, California. 97.2 MW of nameplate capacity across 2 generators, operated by Pacific Gas & Electric Co..

Also known as EIA plant 218

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Kings River PHHelms Pumped StoragePine FlatJ S EastwoodBalch 210 km
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6 plants within 31 km, from EIA coordinates.

Key facts

Capacity
97.2 MWNameplate
Generators
2 operatingEIA-860M, August 2026
Operating since
November 1958First generator online
Operator
Pacific Gas & Electric Co.EIA operator ID 14328
Grid
CAISOBalancing authority CISO
Price nodes
2 CAISO nodesResource nodes with prices
Location
Fresno County, CA36.9089, −119.0876
EIA plant ID
218EIA plant page

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

How much power Balch 2 produces

Free · EIA-923

Net generation, 2025

342 GWh

342,259 MWh, final

Capacity factor, 2025

40.2%

2024: 51.9%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

51.6–581.2

GWh a year. Low 2015, high 2019

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000528,271Not reported12 of 12
2001301,904Not reported12 of 12
2002430,417Not reported12 of 12
2003407,541Not reported12 of 12
2004368,411Not reported12 of 12
2005624,696Not reported12 of 12
2006636,584Not reported12 of 12
2007235,538Not reported12 of 12
2008371,031Not reported12 of 12
2009459,201Not reported12 of 12
2010557,54565.5%12 of 12
2011570,04366.9%12 of 12
2012278,91032.7%12 of 12
2013194,30222.8%12 of 12
2014158,98818.7%12 of 12
201551,6086.1%12 of 12
2016331,91638.9%12 of 12
2017549,62064.5%12 of 12
2018403,45547.4%12 of 12
2019581,24468.3%12 of 12
2020251,77829.5%12 of 12
2021120,50714.2%12 of 12
2022226,60326.6%12 of 12
2023489,70357.5%12 of 12
2024443,38551.9%12 of 12
2025342,25940.2%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 · CAISO

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
2Conventional Hydroelectric48.6November 1958
3Conventional Hydroelectric48.6December 1958

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 Pacific Gas & Electric Co. as the operator, which is not always the owner.

Modeled data

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Power plants near Balch 2

More plants operated by Pacific Gas & Electric Co.

Questions about Balch 2

How much power does Balch 2 produce?

Balch 2 reported 342,259 MWh (342 GWh) of net generation in 2025, a 40.2% capacity factor on 97.2 MW of nameplate capacity.

Where is Balch 2?

Balch 2 is in Fresno County, California, at 36.9089, −119.0876. It is in the California Independent System Operator balancing area (CISO).

Who operates Balch 2?

EIA-860M for August 2026 lists Pacific Gas & Electric Co. as the operator (EIA operator ID 14328). The operator is not always the owner.

When did Balch 2 start operating?

Its first generator began operating in November 1958, according to EIA-860M.

Does InfraMap have power prices for Balch 2?

Yes. InfraMap has CAISO day-ahead and real-time prices at 2 price nodes linked to Balch 2, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

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)
  • CAISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05

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