Twin Falls (ID)
3593 Twin Falls Grade, Kimberly, ID 83341Plant Summary Information
Twin Falls (ID) is ranked #28 out of 74 hydroelectric power plants in Idaho in terms of total annual net electricity generation.
Twin Falls (ID) is comprised of 2 generators and generated 6.5 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Twin Falls (ID) |
|---|---|
| Utility Name | Idaho Power Co |
| Location | Twin Falls County, ID |
| Initial Operation Date | March 1935 |
| Last Update | Dec 2025 |
| Annual Generation | 43.5 GWh |
| Annual Consumption | 158.6 k MMBtu |
| Ranked #4,368 out of 13,081 Power Plants Nationwide | |
| Ranked #504 out of 1,311 Water Power Plants Nationwide | |
| Ranked #71 out of 142 Idaho Power Plants | |
| Ranked #28 out of 74 Idaho Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Twin Falls (ID)
Monthly Plant Fuel Consumption for Twin Falls (ID)
Twin Falls (ID) Details
| Summary Information | |
|---|---|
| Plant Name | Twin Falls (ID) (821) |
| Plant Address | 3593 Twin Falls Grade, Kimberly, ID 83341 |
| Utility | Idaho Power Co (9191) |
| Latitude, Longitude | 42.5892, -114.3553 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | March 1935 |
| Annual Generation | 43.5 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | WECC |
| Balancing Authority | Idaho Power Company (IPCO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Snake River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Idaho Power Co (9191) ID |
| Grid Voltage | 138.00 kV |
| Energy Storage | No |
Generator 1 Details Operating March 1935
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | TFPR_1_TOT_GEN-APND |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | TFPR_1_TOT_GEN |
| Nameplate Capacity | 8.4 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 10.11 MW |
| Winter Capacity | 7.85 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | March 1935 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator 2 Details Operating July 1995
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 44.3 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 42.18 MW |
| Winter Capacity | 2.09 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | July 1995 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Twin Falls (ID) Plant Owners
| Owner Name | Address | Generator | 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 Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #494 | St. Cloud Hydro | St Cloud, MN | 46.0 GWh |
| #495 | Leesville | Hurt, VA | 45.7 GWh |
| #496 | Marshall Ford | Austin, TX | 45.2 GWh |
| #497 | Upper Power Plant | Idaho Falls, ID | 44.8 GWh |
| #498 | Deerfield 5 | Florida, MA | 44.4 GWh |
| #499 | Keowee | Seneca, SC | 44.3 GWh |
| #500 | Hannawa | Pierrepont, NY | 44.1 GWh |
| #501 | Mormon Flat | Apache Junction, AZ | 43.9 GWh |
| #502 | New Badger | Kaukauna, WI | 43.8 GWh |
| #503 | Fontenelle | Le Barge, WY | 43.8 GWh |
| #505 | Dalles Dam North Fishway Project | The Dalles, OR | 43.4 GWh |
| #506 | Conemaugh Hydro Plant | Saltsburg, PA | 43.3 GWh |
| #507 | Grizzly | N/A, CA | 43.3 GWh |
| #508 | Dexter | Lowell, OR | 43.2 GWh |
| #509 | Falls River Hydro | Ashton, ID | 43.2 GWh |
| #510 | Beardslee | Little Falls, NY | 42.8 GWh |
| #511 | Combined Locks | Combined Locks, WI | 42.6 GWh |
| #512 | Boysen | Thermopolis, WY | 42.5 GWh |
| #513 | Upper Falls | Spokane, WA | 42.0 GWh |
| #514 | Solomon Gulch | Valdez, AK | 41.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Twin Falls (ID).
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Amalgamated Sugar Twin Falls | Twin Falls, ID | 28.5 GWh | 5.5 mi |
| Bypass | Hazelton, ID | 28.2 GWh | 15.3 mi |
| Cargill B6 Biofactory | Jerome, ID | 635.0 MWh | 15.9 mi |
| Clif Bar Bakery of Twin Falls | Twin Falls, ID | 2.6 GWh | 4.4 mi |
| Crystal Springs | Filer, ID | 8.5 GWh | 7.8 mi |
| Dietrich Drop | Shoshone, ID | 11.9 GWh | 17.6 mi |
| Hazelton B Hydro | Hazelton, ID | 23.3 GWh | 13.4 mi |
| Head of U Canal Hydro Project | Jerome, ID | 4.6 GWh | 12.2 mi |
| Little Mac Project | Buhl, ID | 4.3 GWh | 15.8 mi |
| Low Line Rapids | Kimberly, ID | 8.3 GWh | 7.8 mi |
| Marco Ranch | Jerome, ID | 2.5 GWh | 10.8 mi |
| Mile 28 Water Power Project | Eden, ID | 5.3 GWh | 14.4 mi |
| Milner Dam Wind Park LLC | Burley, ID | 50.5 GWh | 19.4 mi |
| Milner Hydro | Murtaugh, ID | 33.7 GWh | 16.8 mi |
| Rock Creek I | Twin Falls, ID | 86.0 MWh | 9.8 mi |
| S E Hazelton A | Hazelton, ID | 24.9 GWh | 14.6 mi |
| Shoshone Falls | Twin Falls, ID | 51.9 GWh | 2.5 mi |
| South Forks Hydro | Hansen, ID | 26.3 GWh | 7 mi |
| West Point RNG | Wendell, ID | 13.7 GWh | 18.5 mi |
| Wilson Lake Hydroelectric Project | Eden, ID | 27.3 GWh | 9.6 mi |