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Battery storage · Mitchell County, Texas
Sunflower Valley Storage
A 206 MW battery storage project in Mitchell County, Texas. Sunflower Valley Storage has asked to connect to the grid or filed for its first approvals; nothing on record yet commits money to it. Public records name Sunflower Valley Storage, LLC as its developer. No public record read so far names its builder.
The record
What the public record says about Sunflower Valley Storage, as of 22 Oct 2026.
| Stage | Queued |
|---|---|
| Construction start | Q2 2028 estimate |
| Size | 206 MW |
| Location | Mitchell County, Texas (to about 10 km) |
| Developer | Sunflower Valley Storage, LLC |
| Grid operator | ERCOT |
| 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 in Mitchell County
| Project | Stage | Size |
|---|---|---|
| Zeus Mitchell BESSBattery storage | Under construction | 1,043 MW |
| Zeus Spade WindOnshore wind | Under construction | 987 MW |
| Zeus Mitchell SolarUtility solar | Under construction | 805 MW |
| Zeus Spade BESSBattery storage | Under construction | 446 MW |
| Barber Lake Data Center ProjectData centers | Under construction | 168 acres |
| PHOTON SOLAR FARMUtility solar | Under construction | 26 acres |
More
Questions
Sunflower Valley Storage, in short.
Where is Sunflower Valley Storage?
Sunflower Valley Storage is a 206 MW battery storage project in Mitchell County, Texas, in ERCOT'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 Sunflower Valley Storage?
Groundtrace estimates construction starts in the second quarter of 2028. This is an estimate from the project's filings, not a date any record states; the exact date and the record behind it are in the subscriber record.
Who is developing Sunflower Valley Storage?
Sunflower Valley Storage, LLC, as the public record names it.
Who is building Sunflower Valley Storage?
No public record read so far names a builder for Sunflower Valley 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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