Mesquite Solar 4, LLC
Solar project in Maricopa County, Arizona. 62.5 MW of nameplate capacity across 2 generators, operated by RWE Clean Energy.
Also known as Mesquite Solar 4 · EIA plant 65962
This project groups Mesquite Solar 4, LLC (EIA 65962). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 62.5 MWSolar 52.5 · Battery storage 10.0
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- January 2024First generator online
- Operator
- RWE Clean EnergyEIA operator ID 67192
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 2 CAISO nodesResource nodes with prices
- Location
- Maricopa County, AZ33.3265, −112.9190
- EIA plant ID
- 65962EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Mesquite Solar 4 produces
Free · EIA-923Net generation, 2025
144 GWh
144,447 MWh, final
Capacity factor, 2025
31.7%
2024: Not reported
January to July 2026
87.4 GWh
Provisional
Range, 2024 to 2025
144.4–146.8
GWh a year. Low 2025, 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 | Not reported | Not reported | 0 of 12 |
| 2022 | Not reported | Not reported | 0 of 12 |
| 2023 | Not reported | Not reported | 0 of 12 |
| 2024 | 146,810 | Not reported | 12 of 12 |
| 2025 | 144,447 | 31.7% | 12 of 12 |
| 2026 (provisional, partial year) | 87,414 | 33.0% | 7 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 |
|---|---|---|---|
| MS4 | Solar Photovoltaic | 52.5 | January 2024 |
| MS4B | Batteries | 10.0 | January 2024 |
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 RWE Clean 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 Mesquite Solar 4
More plants operated by RWE Clean Energy
Questions about Mesquite Solar 4
How much power does Mesquite Solar 4, LLC produce?
Mesquite Solar 4, LLC reported 144,447 MWh (144 GWh) of net generation in 2025, a 31.7% capacity factor on 62.5 MW of nameplate capacity. From January to July 2026 it reported 87.4 GWh, which is provisional.
Where is Mesquite Solar 4, LLC?
Mesquite Solar 4, LLC is in Maricopa County, Arizona, at 33.3265, −112.9190. It is in the California Independent System Operator balancing area (CISO).
Who operates Mesquite Solar 4, LLC?
EIA-860M for August 2026 lists RWE Clean Energy as the operator (EIA operator ID 67192). The operator is not always the owner.
When did Mesquite Solar 4, LLC start operating?
Its first generator began operating in January 2024, according to EIA-860M.
Does InfraMap have power prices for Mesquite Solar 4, LLC?
Yes. InfraMap has CAISO day-ahead and real-time prices at 2 price nodes linked to Mesquite Solar 4, LLC, 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