All industries › Utility solar › Arizona › MESQUITE SOLAR 4
Utility solar · Maricopa County, Arizona
MESQUITE SOLAR 4
A 52 MW utility solar project in Maricopa County, Arizona. MESQUITE SOLAR 4 is built and in service. Public records name RWE Americas, LLC as its developer. No public record read so far names its builder.
The record
What the public record says about MESQUITE SOLAR 4, as of 25 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2024 |
| Size | 52 MW |
| Location | Maricopa County, Arizona (to about 10 km) |
| Developer | RWE Americas, LLC |
| Grid operator | CAISO |
| Builder (EPC) | Not named yet |
| Trade subcontractors | in the app |
| People to call | in the app |
| Phase windows | in the app |
Every fact in the app links to the public record behind it, with how many records agree and whether it is confirmed, reported or an estimate. What the terms mean.
What happened
Each change dated by the scene or the document, newest first.
No change on record since Groundtrace started tracking it.
Who was named on it, and when, is in the app.
Also developed by RWE Americas, LLC
| Project | Stage | Size |
|---|---|---|
| Westminster Reliability ProjectBattery storage · Orange County, California | Under construction | 110 MW |
| Union Ridge SolarUtility solar · Licking County, Ohio | Under construction | 108 MW |
| Stoneridge SolarBattery storage · Milam County, Texas | Under construction | 100 MW |
| Uvalde Solar 2Utility solar · Uvalde County, Texas | Queued | 300 MW |
| Sculpin SolarUtility solar · DeKalb County, Indiana | Queued | 180 MW |
| Switchgrass SolarUtility solar · Suffolk City, Virginia | Queued | 70 MW |
Also in Maricopa County
| Project | Stage | Size |
|---|---|---|
| Maricopa SolarBattery storage | Under construction | 550 MW |
| APS request Q332Utility solar | Under construction | 350 MW |
| Romero Energy CenterBattery storage | Under construction | 225 MW |
| Romero Energy Center IIBattery storage | Under construction | 225 MW |
| AgaveBattery storage | Under construction | 150 MW |
| White Tank Energy StorageBattery storage | Under construction | 100 MW |
More
Questions
MESQUITE SOLAR 4, in short.
Where is MESQUITE SOLAR 4?
MESQUITE SOLAR 4 is a 52 MW utility solar project in Maricopa County, Arizona, in CAISO's interconnection queue. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on MESQUITE SOLAR 4?
MESQUITE SOLAR 4 is built and in service since 2024.
Who is developing MESQUITE SOLAR 4?
RWE Americas, LLC, as the public record names it.
Who is building MESQUITE SOLAR 4?
No public record read so far names a builder for MESQUITE SOLAR 4. Groundtrace leaves the field empty rather than guess, and fills it when a permit, a filing or the builder's own page names one.
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