Localisation  

Country	USA
County/Zone	Iowa
City	Adair - Adams - Union
Wind farm type	Onshore wind farm

Key dates  

	8.8 MW commissioned
	155.1 MW commissioned
	4 MW commissioned
	19.8 MW commissioned
	4.4 MW commissioned
	100.8 MW commissioned

Players  

Developer
Operator	#ND
Owner
Manufacturers	Siemens-Gamesa Vestas

Turbines   

Operational	Vestas V136/4000-4200 (x 25)
Operational	Siemens-Gamesa SG 4.5-145 (x 21)
Operational	Vestas V110/2200 (x 15)
Operational	Vestas V110/2000 (x 2)

Sources  

Details  

Part #1

City	Adair, Union
Commissioning
Turbines	4x Vestas V110/2200 (power 2,200 kW, diameter 110 m)
Hub height
Total nominal power	8,800 kW
Status	Operational
Developer
Owner
Coordinates	Latitude 41° 9' 49" - Longitude -94° 22' 21.9"
Precise localization	Yes

Part #2

City	Adair, Union
Commissioning
Turbines	25x Vestas V136/4000-4200 (power 4,000 kW, diameter 136 m)
Hub height
Total nominal power	155,100 kW (uprated turbines)
Status	Operational
Developer
Owner
Coordinates	Latitude 41° 4' 35.9" - Longitude -94° 29' 52.9"
Precise localization	Yes

Part #3

City	Adair, Union
Commissioning
Turbines	9x Vestas V110/2200 (power 2,200 kW, diameter 110 m)
Hub height
Total nominal power	19,800 kW
Status	Operational
Developer
Owner
Coordinates	Latitude 41° 6' 32.4" - Longitude -94° 28' 28.1"
Precise localization	Yes

Part #4

City	Adair, Union
Commissioning
Turbines	2x Vestas V110/2200 (power 2,200 kW, diameter 110 m)
Hub height
Total nominal power	4,400 kW
Status	Operational
Developer
Owner
Coordinates	Latitude 41° 9' 11.2" - Longitude -94° 28' 47.5"
Precise localization	Yes

Part #5

City	Adair, Union
Commissioning
Turbines	2x Vestas V110/2000 (power 2,000 kW, diameter 110 m)
Hub height
Total nominal power	4,000 kW
Status	Operational
Developer
Owner
Coordinates	Latitude 41° 7' 11.2" - Longitude -94° 30' 34.5"
Precise localization	Yes

Part #6

City	Adams, Union
Commissioning
Turbines	21x Siemens-Gamesa SG 4.5-145 (power 4,500 kW, diameter 145 m)
Hub height
Total nominal power	100,800 kW (uprated turbines)
Status	Operational
Developer
Owner
Coordinates	Latitude 41° 8' 52.1" - Longitude -94° 20' 45.4"
Precise localization	Yes

	Databases       USA (252.1 GW) Americas (614.9 GW) World (2,450.5 GW) All databases

	PDF Summary

	Nearby wind farms Orient II (5 km) Cumberland Rose (12 km) Bulldog (12 km) Orient I (14 km) Macksburg (18 km) Sky Volt (20 km) Greenfield Wind (20 km) Prescott (23 km) Meadow Ridge (28 km) Forward Fontanelle (IA) (28 km)

	Insights Production capacity USA : 158,826.0 MW (end of 2025) Iowa : 15,858.3 MW (*)

	Légende #ND : no data (*) : according to The Wind Power database

	Update for this sheet 21 December 2025