Cassia Gulch
6035 N 158 E Rd, Hagerman, ID 83301Plant Summary Information
Cassia Gulch is ranked #25 out of 33 wind farms in Idaho in terms of total annual net electricity generation.
Cassia Gulch generated 6.6 GWh during the 3-month period between June 2025 to September 2025.
| Plant Name | Cassia Gulch |
|---|---|
| Utility Name | Cassia Gulch Wind Park, LLC |
| Location | Twin Falls County, ID |
| Initial Operation Date | March 2009 |
| Last Update | Sep 2025 |
| Annual Generation | 36.1 GWh |
| Annual Consumption | 130.3 k MMBtu |
| Ranked #4,506 out of 12,539 Power Plants Nationwide | |
| Ranked #1,029 out of 1,362 Wind Power Plants Nationwide | |
| Ranked #81 out of 141 Idaho Power Plants | |
| Ranked #25 out of 33 Idaho Wind Power Plants | |
| Fuel Types | Wind |
| Previous Operator |
Cassia Gulch (2013 to 2015) Cassia Gulch Wind Park, LLC (2016 to 2024) |
Map of Cassia Gulch
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Cassia Gulch.
Monthly Net Generation for Cassia Gulch
Cassia Gulch Details
| Summary Information | |
|---|---|
| Plant Name | Cassia Gulch (56935) |
| Plant Address | 6035 N 158 E Rd, Hagerman, ID 83301 |
| Utility | Cassia Gulch Wind Park, LLC (56157) |
| Latitude, Longitude | 42.8744, -115.0172 |
| Generation Dates on File | Mar 2009 to Sep 2025 |
| Initial Operation Date | March 2009 |
| Annual Generation | 36.1 GWh |
| Fuel Types | Wind |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | Yes |
| FERC Small Power Producer Docket Number | 05-180-000 |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Idaho Power Company (IPCO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Idaho Power Co (9191) ID |
| Grid Voltage | 138.00 kV |
| Energy Storage | No |
Generator 1 Details Operating March 2009
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| Nameplate Capacity | 18.9 MW |
| Summer Capacity | 18.9 MW |
| Winter Capacity | 18.9 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | March 2009 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Wind |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Turbines/Hydrokinetic Buoys | 9 |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 9 |
|---|---|
| Predominant Turbine Manufacturer | Suzlon |
| Predominant Turbine Model Number | S88-2100 |
| Design Wind Speed | 15.2 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 262.4 |
Cassia Gulch Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Wind.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #1019 | Steel Winds II | Lackawanna, NY | 41.3 GWh |
| #1020 | Oregon Trail Wind Park | Hagerman, ID | 40.6 GWh |
| #1021 | Pleasant Hill Wind Energy Project | Lorenzo, TX | 39.9 GWh |
| #1022 | Eva Creek Wind | Healy, AK | 39.7 GWh |
| #1023 | Dans Mountain | Frostburg, MD | 39.6 GWh |
| #1024 | Beaver Creek Wind Facility | Big Timber, MT | 39.6 GWh |
| #1025 | Blue Canyon Windpower | Carnegie, OK | 39.6 GWh |
| #1026 | Berkshire Wind Power Project | Lanesboro, MA | 39.1 GWh |
| #1027 | Bennett Creek Windfarm LLC - Mountain Home | Mountain Home, ID | 39.0 GWh |
| #1028 | Flat Ridge Wind Farm | Nashville, KS | 36.7 GWh |
| #1030 | Iowa Lakes Superior Wind Farm | Superior, IA | 36.0 GWh |
| #1031 | RoxWind | Roxbury, ME | 35.8 GWh |
| #1032 | Mountain Home | Mountain Home, ID | 35.2 GWh |
| #1033 | Two Dot Wind Farm | Two Dot, MT | 34.8 GWh |
| #1034 | Golden Valley Wind Park LLC | Burley, ID | 34.8 GWh |
| #1035 | Lakota Wind Wind Farm | Lakota, IA | 34.7 GWh |
| #1036 | Pilgrim Stage Wind Park | Hagerman, ID | 34.3 GWh |
| #1037 | Thousand Springs Wind Park | Hagerman, ID | 34.1 GWh |
| #1038 | Windom Wind Project | Bingham Lake, MN | 33.4 GWh |
| #1039 | Victory Garden (Tehachapi) | Tehachapi, CA | 33.0 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Cassia Gulch.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Big Sky Dairy Digester | Gooding, ID | 8.8 GWh | 11.5 mi |
| Black Mesa Solar, LLC | King Hill, ID | 92.9 GWh | 8.6 mi |
| Bliss (ID) | Bliss, ID | 332.6 GWh | 3.8 mi |
| Camp Reed | Glenns Ferry, ID | 69.4 GWh | 4.6 mi |
| Cassia Wind | Hagerman, ID | 18.0 GWh | 2.3 mi |
| Fossil Gulch | Hagerman, ID | 24.5 GWh | 3.6 mi |
| High Mesa | King Hill, ID | 82.5 GWh | 1.1 mi |
| Koyle Ranch Hydroelectric Project | Gooding, ID | 3.8 GWh | 12.2 mi |
| Lower Malad | Hagerman, ID | 102.0 GWh | 5.7 mi |
| Lower Salmon | Hagerman, ID | 232.0 GWh | 6.2 mi |
| Oregon Trail Wind Park | Hagerman, ID | 40.6 GWh | 2.7 mi |
| Payne's Ferry | Hagerman, ID | 67.8 GWh | 3.4 mi |
| Pilgrim Stage Wind Park | Hagerman, ID | 34.3 GWh | 5.4 mi |
| Thousand Springs Wind Park | Hagerman, ID | 34.1 GWh | 2.5 mi |
| Tuana Gulch Wind Park | Hagerman, ID | 29.3 GWh | 3.6 mi |
| Tuana Springs | Hagerman, ID | 28.8 GWh | 1.3 mi |
| Upper Malad | Hagerman, ID | 58.3 GWh | 6.7 mi |
| Upper Salmon A | Hagerman, ID | 108.0 GWh | 8.8 mi |
| Upper Salmon B | Hagerman, ID | 102.3 GWh | 9.3 mi |
| Yahoo Creek | Hagerman, ID | 68.4 GWh | 7.3 mi |