All industries › Battery storage › Filer BESS
Battery storage · Twin Falls County, Idaho
Filer BESS
A 2 MW battery storage project in Twin Falls County, Idaho. Filer BESS is built and in service. Public records name Idaho Power Co as its developer. No public record read so far names its builder.
The record
What the public record says about Filer BESS, as of 23 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2025 |
| Size | 2 MW |
| Location | Twin Falls County, Idaho (to about 10 km) |
| Developer | Idaho Power Co |
| 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
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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 Idaho Power Co
| Project | Stage | Size |
|---|---|---|
| Hemmingway BESSBattery storage · Owyhee County, Idaho | Operating | 166 MW |
| Boise Bench BESSBattery storage · Ada County, Idaho | Operating | 150 MW |
| Happy Valley Battery StorageBattery storage · Canyon County, Idaho | Operating | 82 MW |
| Franklin Battery StorageBattery storage · Twin Falls County, Idaho | Operating | 60 MW |
| Black Mesa BESSBattery storage · Elmore County, Idaho | Operating | 40 MW |
| Elmore BESSBattery storage · Elmore County, Idaho | Operating | 4 MW |
Also in Twin Falls County
| Project | Stage | Size |
|---|---|---|
| Jackpot SolarUtility solar | Operating | 120 MW |
| Franklin Solar HybridUtility solar | Operating | 100 MW |
| Franklin Battery StorageBattery storage | Operating | 60 MW |
| Clif Bar Bakery of Twin FallsUtility solar | Operating | 2 MW |
More
Questions
Filer BESS, in short.
Where is Filer BESS?
Filer BESS is a 2 MW battery storage project in Twin Falls County, Idaho. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on Filer BESS?
Filer BESS is built and in service since 2025.
Who is developing Filer BESS?
Idaho Power Co, as the public record names it.
Who is building Filer BESS?
No public record read so far names a builder for Filer BESS. 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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