42nd largest plant in Iowa · 1578th nationally
Whispering Willow Wind Farm - East is a wind power plant in Iowa with a nameplate capacity of 200 MW. It generates roughly 459.4k MWh per year — enough to power about 43,749 average U.S. homes.
Its capacity factor of 26% reflects intermittent or peaking operation.
| Plant Name | Whispering Willow Wind Farm - East |
|---|---|
| Operator | Interstate Power And Light Co |
| City | Iowa Falls |
| County | Franklin County |
| State | Iowa |
| ZIP | 50126 |
| Coordinates | 42.63051, -93.20639 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| 1 | Onshore Wind Turbine | Wind | 200 MW | Operating | 2009 |
| NERC Region | MRO |
|---|---|
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. |
Wind farms harvest kinetic energy from moving air using large rotor blades coupled to generators. Like solar, they produce zero emissions but vary with weather. Onshore wind capacity factors typically run 30–45%; offshore can exceed 50%.