HydroOperatingCAISO

Bowman

Hydro power plant in Nevada County, California. 3.6 MW of nameplate capacity across 1 generator, operated by Nevada Irrigation District.

Also known as Bowman Power plant · EIA plant 50546

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Spaulding 3Spaulding 1HaypressDrum 2Deer Creek PHDrum 1Bowman10 km
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6 plants within 23 km, from EIA coordinates.

Key facts

Capacity
3.6 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
September 1986First generator online
Operator
Nevada Irrigation DistrictEIA operator ID 13402
Grid
CAISOBalancing authority CISO
Price nodes
1 CAISO nodeResource nodes with prices
Location
Nevada County, CA39.4484, −120.6534
EIA plant ID
50546EIA plant page

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

How much power Bowman produces

Free · EIA-923

Net generation, 2025

14.2 GWh

14,170 MWh, final

Capacity factor, 2025

44.9%

2024: 33.5%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

4.0–20.5

GWh a year. Low 2015, high 2017

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
2001Not reportedNot reported0 of 12
2002Not reportedNot reported0 of 12
2003Not reportedNot reported0 of 12
2004Not reportedNot reported0 of 12
200514,538Not reported12 of 12
200620,529Not reported12 of 12
20078,334Not reported12 of 12
20088,067Not reported12 of 12
200912,689Not reported12 of 12
201015,22248.3%12 of 12
201117,81156.5%12 of 12
201214,14944.7%12 of 12
20136,28019.9%12 of 12
20145,08316.1%12 of 12
20153,95312.5%12 of 12
201614,70046.5%12 of 12
201720,46264.9%12 of 12
201813,92044.1%12 of 12
201914,27545.3%12 of 12
20208,89728.1%12 of 12
20214,87015.4%12 of 12
20229,12728.9%12 of 12
202315,32548.6%12 of 12
202410,58033.5%12 of 12
202514,17044.9%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 · 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
GEN1Conventional Hydroelectric3.6September 1986

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 Nevada Irrigation District as the operator, which is not always the owner.

Modeled data

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Power plants near Bowman

More plants operated by Nevada Irrigation District

Questions about Bowman

How much power does Bowman produce?

Bowman reported 14,170 MWh (14.2 GWh) of net generation in 2025, a 44.9% capacity factor on 3.6 MW of nameplate capacity.

Where is Bowman?

Bowman is in Nevada County, California, at 39.4484, −120.6534. It is in the California Independent System Operator balancing area (CISO).

Who operates Bowman?

EIA-860M for August 2026 lists Nevada Irrigation District as the operator (EIA operator ID 13402). The operator is not always the owner.

When did Bowman start operating?

Its first generator began operating in September 1986, according to EIA-860M.

Does InfraMap have power prices for Bowman?

Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Bowman, 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
  • Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)

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