D'Arrigo Brothers - Phase 4
Solar and battery storage project in Monterey County, California. 2.2 MW of nameplate capacity across 2 generators, operated by CalCom Energy.
Also known as D'Arrigo Brothers-Phase 4 · EIA plant 63486
This project groups D'Arrigo Brothers - Phase 4 (EIA 63486). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 2.2 MWSolar 1.7 · Battery storage 0.5
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- March 2019First generator online
- Operator
- CalCom EnergyEIA operator ID 63226
- Grid
- CAISOBalancing authority CISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Monterey County, CA36.6160, −121.6360
- EIA plant ID
- 63486EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power D'Arrigo Brothers - Phase 4 produces
Free · EIA-923Net generation, 2025
4.24 GWh
4,237 MWh, final
Capacity factor, 2025
28.7%
2024: 28.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2020 to 2025
3.1–4.5
GWh a year. Low 2021, high 2022
| 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 | 3,500 | 28.4% | 10 of 12 |
| 2020 | 4,089 | 27.4% | 12 of 12 |
| 2021 | 3,084 | 20.7% | 12 of 12 |
| 2022 | 4,534 | 30.4% | 12 of 12 |
| 2023 | 4,065 | 27.5% | 12 of 12 |
| 2024 | 4,266 | 28.8% | 12 of 12 |
| 2025 | 4,237 | 28.7% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
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 |
|---|---|---|---|
| DA04 | Solar Photovoltaic | 1.7 | March 2019 |
| DA04B | Batteries | 0.5 | July 2019 |
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 CalCom 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 D'Arrigo Brothers - Phase 4
More plants operated by CalCom Energy
Questions about D'Arrigo Brothers - Phase 4
How much power does D'Arrigo Brothers - Phase 4 produce?
D'Arrigo Brothers - Phase 4 reported 4,237 MWh (4.24 GWh) of net generation in 2025, a 28.7% capacity factor on 2.2 MW of nameplate capacity.
Where is D'Arrigo Brothers - Phase 4?
D'Arrigo Brothers - Phase 4 is in Monterey County, California, at 36.6160, −121.6360. It is in the California Independent System Operator balancing area (CISO).
Who operates D'Arrigo Brothers - Phase 4?
EIA-860M for August 2026 lists CalCom Energy as the operator (EIA operator ID 63226). The operator is not always the owner.
Is D'Arrigo Brothers - Phase 4 a solar or a battery storage plant?
Both. Solar capacity totals 1.7 MW and battery storage capacity totals 0.5 MW.
When did D'Arrigo Brothers - Phase 4 start operating?
Its first generator began operating in March 2019, 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)
- Project names from the USGS U.S. Large-Scale Solar Photovoltaic Database
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page