Whispering Willow North
506 170th St, Latimer, IA 50452Plant Summary Information
Whispering Willow North is ranked #33 out of 279 power plants in Iowa in terms of total annual net electricity generation.
Whispering Willow North generated 110.1 GWh during the 3-month period between July 2025 to October 2025.
| Plant Name | Whispering Willow North |
|---|---|
| Utility Name | Interstate Power and Light Co |
| Location | Franklin County, IA |
| Initial Operation Date | January 2020 |
| Last Update | Oct 2025 |
| Annual Generation | 722.4 GWh |
| Annual Consumption | 2.8 M MMBtu |
| Ranked #974 out of 12,553 Power Plants Nationwide | |
| Ranked #186 out of 1,366 Wind Power Plants Nationwide | |
| Ranked #33 out of 279 Iowa Power Plants | |
| Ranked #21 out of 123 Iowa Wind Power Plants | |
| Fuel Types | Wind |
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Monthly Net Generation for Whispering Willow North
Whispering Willow North Details
| Summary Information | |
|---|---|
| Plant Name | Whispering Willow North (62079) |
| Plant Address | 506 170th St, Latimer, IA 50452 |
| Utility | Interstate Power and Light Co (9417) |
| Latitude, Longitude | 42.77496, -93.41807 |
| Generation Dates on File | Jan 2020 to Oct 2025 |
| Initial Operation Date | January 2020 |
| Annual Generation | 722.4 GWh |
| Fuel Types | Wind |
| 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 | MRO |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | ITC Midwest LLC (56161) |
| Grid Voltage | 345.00 kV |
| Energy Storage | No |
Generator 1 Details Operating January 2020
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | ALTW.WWNORTH |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | ALTW.WWNORTH |
| Nameplate Capacity | 201.3 MW |
| Nameplate Power Factor | 0.95 |
| Summer Capacity | 201.3 MW |
| Winter Capacity | 201.3 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | January 2020 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Wind |
| Solid Fuel Gasification | No |
| Turbines/Hydrokinetic Buoys | 81 |
| Time From Cold Shutdown To Full Load | 10M |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Turbine Details | |
| Number Of Turbines | 81 |
|---|---|
| Predominant Turbine Manufacturer | GE |
| Predominant Turbine Model Number | 2.5-127 |
| Design Wind Speed | 17 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 295.3 |
Whispering Willow North 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 |
|---|---|---|---|
| #176 | Pryor Mountain Wind | Bridger, MT | 746.0 GWh |
| #177 | Trinity Hills | Olney, TX | 744.4 GWh |
| #178 | Blue Summit III Wind | Chilicothe, TX | 738.2 GWh |
| #179 | Haystack Wind Project, LLC | Carroll, NE | 738.2 GWh |
| #180 | Freeborn Wind Farm | Glenville, MN | 736.0 GWh |
| #181 | Goodwell Wind Project LLC | Goodwell, OK | 735.9 GWh |
| #182 | Big Sky Wind LLC | Ohio, IL | 730.9 GWh |
| #183 | Miami Wind Energy Center | Miami, TX | 730.4 GWh |
| #184 | Bright Stalk Wind Farm I | Chenoa, IL | 729.4 GWh |
| #185 | Upstream Wind Energy LLC | Neligh, NE | 725.7 GWh |
| #187 | Cross Winds Energy Park | Unionville, MI | 720.9 GWh |
| #188 | Mammoth Plains | Oakwood, OK | 719.9 GWh |
| #189 | Turtle Creek Wind Farm LLC | St. Ansgar, IA | 714.0 GWh |
| #190 | Ida Grove II | Ida Grove, IA | 712.6 GWh |
| #191 | FPL Energy Crystal Lake Wind II LLC | Britt, IA | 709.6 GWh |
| #192 | Longhorn Wind | Silverton, TX | 709.3 GWh |
| #193 | East Fork Wind Project, LLC | Colby, KS | 708.3 GWh |
| #194 | Appaloosa Run Wind | Rankin, TX | 707.5 GWh |
| #195 | Ekola Flats | Hanna, WY | 707.1 GWh |
| #196 | Panther Creek Wind Farm Three | Big Spring, TX | 706.2 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Whispering Willow North.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| CED Mason City Wind | Mason City, IA | 23.9 GWh | 30 mi |
| Century | Blairsburg, IA | 572.0 GWh | 18.3 mi |
| Cerro Gordo Wind Farm | Union, IA | 163.3 GWh | 19.9 mi |
| Emery Station | Clear Lake, IA | 2.2 TWh | 22.9 mi |
| Forest City Light Plant | Forest City, IA | 225.0 MWh | 35.5 mi |
| Forest City Solar | Forest City, IA | 5.1 GWh | 36.2 mi |
| FPL Energy Crystal Lake Wind LLC | Britt, IA | 572.8 GWh | 36.7 mi |
| Franklin County Solar | Hampton, IA | 11.7 GWh | 11.4 mi |
| Franklin County Wind Farm | Iowa Falls, IA | 190.7 GWh | 12.3 mi |
| Hancock County Wind Energy Center | Garner, IA | 247.4 GWh | 22 mi |
| Hawkeye Power Partners LLC | Garner, IA | 176.1 GWh | 19.1 mi |
| Leonardo Wind 1 LLC | Alden, IA | 10.0 GWh | 19.3 mi |
| Lime Creek | Mason City, IA | 115.0 MWh | 34.4 mi |
| POET Biorefining - Jewell | Jewell, IA | 21.7 GWh | 33.3 mi |
| POET Biorefining-Hanlontown, LLC | Hanlontown, IA | 12.2 GWh | 35.8 mi |
| Rockford | Rockford, IA | 4.0 MWh | 30.4 mi |
| Roeder Family Wind Farm LLC | Manly, IA | 5.1 GWh | 36.7 mi |
| Webster City | Webster City, IA | 809.5 MWh | 29.1 mi |
| Wellsburg Wind Project | Wellsburg, IA | 468.7 GWh | 35.1 mi |
| Whispering Willow Wind Farm - East | Iowa Falls, IA | 425.2 GWh | 14.7 mi |