All industries › Battery storage › Arizona › Roadrunner Reserve Phase 2
Battery storage · Pima County, Arizona
Roadrunner Reserve Phase 2
A 200 MW battery storage project in Pima County, Arizona. Roadrunner Reserve Phase 2 is built and in service. Public records name Tucson Electric Power Co as its developer. A builder is on record; its name and the people to call are in the app.
The record
What the public record says about Roadrunner Reserve Phase 2, as of 23 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2026 |
| Size | 200 MW |
| Location | Pima County, Arizona (to about 10 km) |
| Developer | Tucson Electric Power Co |
| Grid operator | — |
| Builder (EPC) | on record, in the app |
| Trade subcontractors | in the app |
| People to call | in the app |
| Phase windows | in the app |
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What happened
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No change on record since Groundtrace started tracking it.
Who was named on it, and when, is in the app.
Also developed by Tucson Electric Power Co
| Project | Stage | Size |
|---|---|---|
| Roadrunner Reserve Phase 1Battery storage · Pima County, Arizona | Operating | 200 MW |
| Fort Huachuca Solar PV ProjectUtility solar · Cochise County, Arizona | Operating | 18 MW |
| SpringervilleUtility solar · Apache County, Arizona | Operating | 13 MW |
| Raptor RidgeUtility solar · Pima County, Arizona | Operating | 12 MW |
| Prairie FireUtility solar · Pima County, Arizona | Operating | 4 MW |
| UASTP IUtility solar · Pima County, Arizona | Operating | 1 MW |
Also in Pima County
| Project | Stage | Size |
|---|---|---|
| TEP request 84Utility solar | Queued | 500 MW |
| TEP request 90Utility solar | Queued | 400 MW |
| TEP request 165Utility solar | Queued | 100 MW |
| Roadrunner Reserve Phase 1Battery storage | Operating | 200 MW |
| SerranoUtility solar | Operating | 170 MW |
| Wilmot Energy CenterUtility solar | Operating | 130 MW |
More
Questions
Roadrunner Reserve Phase 2, in short.
Where is Roadrunner Reserve Phase 2?
Roadrunner Reserve Phase 2 is a 200 MW battery storage project in Pima 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 Roadrunner Reserve Phase 2?
Roadrunner Reserve Phase 2 is built and in service since 2026.
Who is developing Roadrunner Reserve Phase 2?
Tucson Electric Power Co, as the public record names it.
Who is building Roadrunner Reserve Phase 2?
A builder is named for Roadrunner Reserve Phase 2 in the public record. Its name, the trade subcontractors and the people to call are in the subscriber record, each with the record that names it.
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