All industries › Battery storage › Arizona › Flatland Storage
Battery storage · Pinal County, Arizona
Flatland Storage
A 200 MW battery storage project in Pinal County, Arizona. Flatland Storage is built and in service. Public records name Flatland Storage LLC as its developer. No public record read so far names its builder.
The record
What the public record says about Flatland Storage, as of 25 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2025 |
| Size | 200 MW |
| Location | Pinal County, Arizona (to about 10 km) |
| Developer | Flatland Storage LLC |
| Grid operator | — |
| Builder (EPC) | Not named yet |
| Trade subcontractors | in the app |
| People to call | in the app |
| Phase windows | in the app |
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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 in Pinal County
| Project | Stage | Size |
|---|---|---|
| Valley Farms Energy CenterBattery storage | Under construction | 400 MW |
| Selma Energy CenterUtility solar | Under construction | 125 MW |
| Kitt SolarUtility solar | Under construction | 100 MW |
| APS request Q295Utility solar | Financed | 250 MW |
| APS request Q264Utility solar | Financed | 130 MW |
| APS request Q254Utility solar | Financed | 100 MW |
More
Questions
Flatland Storage, in short.
Where is Flatland Storage?
Flatland Storage is a 200 MW battery storage project in Pinal County, Arizona. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on Flatland Storage?
Flatland Storage is built and in service since 2025.
Who is developing Flatland Storage?
Flatland Storage LLC, as the public record names it.
Who is building Flatland Storage?
No public record read so far names a builder for Flatland Storage. 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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