All industries › Utility solar › Texas › Grandfalls Solar
Utility solar · Upton County, Texas
Grandfalls Solar
A 176 MW utility solar project in Upton County, Texas. Grandfalls Solar has work under way on site. Public records name King Mountain Solar, LLC as its developer. No public record read so far names its builder.
The record
What the public record says about Grandfalls Solar, as of 23 Oct 2026.
| Stage | Under construction |
|---|---|
| Construction start | Q1 2025 estimate |
| Size | 176 MW |
| Location | Upton County, Texas (to about 10 km) |
| Developer | King Mountain Solar, 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.
- A filing dates the construction start to September 2025.
- Stormwater permit filed.
Who was named on it, and when, is in the app.
Also developed by King Mountain Solar, LLC
| Project | Stage | Size |
|---|---|---|
| King Mountain SolarUtility solar · Upton County, Texas | Under construction | 175 MW |
Also in Upton County
| Project | Stage | Size |
|---|---|---|
| McCamey's Castle BatteryBattery storage | Under construction | 410 MW |
| Grandfalls Storage SLFBattery storage | Under construction | 176 MW |
| King Mountain SolarUtility solar | Under construction | 175 MW |
| Tres Rios Ranch SolarUtility solar | Financed | 508 MW |
| Tres Rios Ranch BESSBattery storage | Financed | 290 MW |
| Mesa View StorageBattery storage | Financed | 255 MW |
More
Questions
Grandfalls Solar, in short.
Where is Grandfalls Solar?
Grandfalls Solar is a 176 MW utility solar project in Upton 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 Grandfalls Solar?
Groundtrace estimates construction started in the first quarter of 2025. 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 Grandfalls Solar?
King Mountain Solar, LLC, as the public record names it.
Who is building Grandfalls Solar?
No public record read so far names a builder for Grandfalls Solar. 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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