Mesquite Solar 4, LLC
Mesquite Solar 4, LLC is a 63 MW solar farm in Maricopa County, Arizona, operated by RWE Clean Energy. EIA-860M lists 2 generating units here, inside CAISO. Its units entered service in 2024.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Nameplate capacity
- 62.5 MW
- 62.5 MW net summer
- Generating units
- 2
- In service
- 2024
- EIA plant ID
- 65962
Where it is
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- County
- Maricopa County, Arizona
- Coordinates
- 33.3265, -112.919
- Balancing authority
- CISO
- Sector
- IPP Non-CHP
Units, technology and status
- Operator of record
- RWE Clean Energy
- Primary energy source
- Solar
- Technologies
- Batteries, Solar Photovoltaic
- Status
- Operating
This site runs on more than one energy source. EIA-860M capacity splits: Solar 53 MW, Battery 10 MW. It is filed here under Solar, the source with the most capacity.
Mesquite Solar 4, LLC: FAQ
- Where is Mesquite Solar 4, LLC?
- In Maricopa County, Arizona (AZ). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
- How big is Mesquite Solar 4, LLC?
- 63 MW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
- Who owns Mesquite Solar 4, LLC?
- EIA-860M names RWE Clean Energy as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
- Is Mesquite Solar 4, LLC still running?
- EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.