How many wind farms are planned in Idaho?

1, for 359 MW of nameplate capacity. These are generators developers have reported to EIA, not generators that exist.

What do the status letters mean?

EIA files each planned generator under a status: regulatory approvals pending, under construction at or below half complete, under construction more than half complete, construction complete but not yet in commercial operation, or planned but not yet started. Each row shows its own.

Do these projects always get built?

No. EIA keeps a separate Canceled or Postponed sheet, and projects move between the sheets month to month. This page is the Planned sheet for 2026-07 and nothing more.

Planned wind farms in Idaho

What EIA-860M's Planned sheet says is coming in Idaho: 1 wind farms totalling 359 MW, each with the in-service year its developer reported and the construction status EIA records. A planned project is not a built one.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Planned projects: 1; 2 generating units
Proposed capacity: 359 MW
Earliest in-service year: 2027
Latest in-service year: 2028

Map of planned wind farms in Idaho

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List of planned wind farms in Idaho

Planned wind farms in Idaho

Arco Wind and Solar ProjectOnshore Wind Turbine	PacifiCorp	Bonneville	359	2	2027	Regulatory approvals received. Not under construction

Where they are in the build

Regulatory approvals received. Not under construction1

Planned wind farms in Idaho: FAQ

How many wind farms are planned in Idaho?: 1, for 359 MW of nameplate capacity. These are generators developers have reported to EIA, not generators that exist.
What do the status letters mean?: EIA files each planned generator under a status: regulatory approvals pending, under construction at or below half complete, under construction more than half complete, construction complete but not yet in commercial operation, or planned but not yet started. Each row shows its own.
Do these projects always get built?: No. EIA keeps a separate Canceled or Postponed sheet, and projects move between the sheets month to month. This page is the Planned sheet for 2026-07 and nothing more.