Koyle Ranch Hydroelectric Project

Koyle Ranch Hydroelectric Project is a 1 MW hydroelectric power plant in Gooding County, Idaho, operated by Koyle Hydro Inc. EIA-860M lists 3 generating units here. Its units entered service in 1983.

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

Nameplate capacity
1.3 MW
1.3 MW net summer
Generating units
3
In service
1983
EIA plant ID
10781

Where it is

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County
Gooding County, Idaho
Coordinates
42.9457, -114.7957
Balancing authority
IPCO
Sector
IPP Non-CHP

Units, technology and status

Operator of record
Koyle Hydro Inc
Primary energy source
Hydro
Technologies
Conventional Hydroelectric
Status
Operating

Every plant Koyle Hydro Inc reports to EIA →

Koyle Ranch Hydroelectric Project: FAQ

Where is Koyle Ranch Hydroelectric Project?
In Gooding County, Idaho (ID). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Koyle Ranch Hydroelectric Project?
1 MW of nameplate capacity across 3 units, as of the EIA-860M release for 2026-07.
Who owns Koyle Ranch Hydroelectric Project?
EIA-860M names Koyle Hydro Inc as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Koyle Ranch Hydroelectric Project LLC?
Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Koyle Hydro Inc here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Koyle Ranch Hydroelectric Project LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Koyle Ranch Hydroelectric Project still running?
EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.