Pumpjack Solar I
Solar power plant in Kern County, California. 20 MW of nameplate capacity across 1 generator, operated by Deriva Energy.
Also known as EIA plant 59322
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 20 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- January 2015First generator online
- Operator
- Deriva EnergyEIA operator ID 65411
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Kern County, CA35.3056, −119.6225
- EIA plant ID
- 59322EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Pumpjack Solar I produces
Free · EIA-923Net generation, 2025
50.6 GWh
50,631 MWh, final
Capacity factor, 2025
28.9%
2024: 26.3%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
43.8–51.0
GWh a year. Low 2023, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | 50,118 | Not reported | 12 of 12 |
| 2016 | 49,814 | 28.4% | 12 of 12 |
| 2017 | 49,685 | 28.4% | 12 of 12 |
| 2018 | 50,444 | 28.8% | 12 of 12 |
| 2019 | 51,037 | 29.1% | 12 of 12 |
| 2020 | 45,074 | 25.7% | 12 of 12 |
| 2021 | 49,235 | 28.1% | 12 of 12 |
| 2022 | 49,620 | 28.3% | 12 of 12 |
| 2023 | 43,754 | 25.0% | 12 of 12 |
| 2024 | 46,246 | 26.3% | 12 of 12 |
| 2025 | 50,631 | 28.9% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 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 · CAISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo 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| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN1 | Solar Photovoltaic | 20.0 | January 2015 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Deriva Energy as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near Pumpjack Solar I
More plants operated by Deriva Energy
Questions about Pumpjack Solar I
How much power does Pumpjack Solar I produce?
Pumpjack Solar I reported 50,631 MWh (50.6 GWh) of net generation in 2025, a 28.9% capacity factor on 20 MW of nameplate capacity.
Where is Pumpjack Solar I?
Pumpjack Solar I is in Kern County, California, at 35.3056, −119.6225. It is in the California Independent System Operator balancing area (CISO).
Who operates Pumpjack Solar I?
EIA-860M for August 2026 lists Deriva Energy as the operator (EIA operator ID 65411). The operator is not always the owner.
When did Pumpjack Solar I start operating?
Its first generator began operating in January 2015, according to EIA-860M.
Does InfraMap have power prices for Pumpjack Solar I?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Pumpjack Solar I, 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