Diamond H Dairy Power
Biomass power plant in Madera County, California. 2 MW of nameplate capacity across 2 generators, operated by Madera DP 2, LLC.
Also known as EIA plant 64622
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Key facts
- Capacity
- 2 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- October 2021First generator online
- Operator
- Madera DP 2, LLCEIA operator ID 64240
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Madera County, CA37.0162, −120.3728
- EIA plant ID
- 64622EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Diamond H Dairy Power produces
Free · EIA-923Net generation, 2025
11.5 GWh
11,503 MWh, final
Capacity factor, 2025
65.7%
2024: 67.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2022 to 2025
10.5–11.9
GWh a year. Low 2022, high 2024
| 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 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | Not reported | Not reported | 0 of 12 |
| 2021 | 2,518 | Not reported | 3 of 12 |
| 2022 | 10,530 | 60.1% | 12 of 12 |
| 2023 | 10,903 | 62.2% | 12 of 12 |
| 2024 | 11,909 | 67.8% | 12 of 12 |
| 2025 | 11,503 | 65.7% | 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.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN1 | Other Waste Biomass | 1.0 | October 2021 |
| GEN2 | Other Waste Biomass | 1.0 | October 2021 |
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 Madera DP 2, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Diamond H Dairy Power
How much power does Diamond H Dairy Power produce?
Diamond H Dairy Power reported 11,503 MWh (11.5 GWh) of net generation in 2025, a 65.7% capacity factor on 2 MW of nameplate capacity.
Where is Diamond H Dairy Power?
Diamond H Dairy Power is in Madera County, California, at 37.0162, −120.3728. It is in the California Independent System Operator balancing area (CISO).
Who operates Diamond H Dairy Power?
EIA-860M for August 2026 lists Madera DP 2, LLC as the operator (EIA operator ID 64240). The operator is not always the owner.
When did Diamond H Dairy Power start operating?
Its first generator began operating in October 2021, according to EIA-860M.
Does InfraMap have power prices for Diamond H Dairy Power?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Diamond H Dairy Power, 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