Query
Whispering Willow Wind Farm - East
Type
Entity Briefing
Entity
Whispering Willow Wind Farm - East
Technology
wind
Generated
2026-10-17T18:30:51.494Z

Briefing on Whispering Willow Wind Farm - East

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
200 MW
Capacity
Operating
Current status
2009
Operating since
1
Generators
24.3%
Capacity factor
425 GWh
Annual generation
Briefing/plantOperating

Whispering Willow Wind Farm - East is a 200 MW Onshore Wind Turbine asset in MISO (Midcontinent), currently Operating.

Whispering Willow Wind Farm - East is reported in Iowa since 2009 under Alliant Energy. Available operating and financial measures include 24.3% capacity factor and 425 GWh annual generation; $2281/kW reported CapEx.

Location
Franklin, Iowa
Technology
Onshore Wind Turbine
Owner / parent
Alliant Energy
Operator
Interstate Power and Light Co
Grid
MISO (Midcontinent)
Plant ID
56355

What stands out

1

Whispering Willow Wind Farm - East is a 200 MW Onshore Wind Turbine asset in Iowa with status Operating.

2

Latest annual operating measures report 24.3% capacity factor and 425 GWh annual generation.

3

Available financial measures include $7.6/MWh OpEx, $2281/kW CapEx.

Market and operating context

ISO / market
MISO (Midcontinent)
Balancing authority
Midcontinent Independent Transmission System Operator, Inc..
NERC region
MRO
State rank
#29 of 123
National rank
#371 of 1,442

Why it matters

For this asset in MISO (Midcontinent), operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.