Localisation  

Country	USA
County/Zone	Montana
City	Stillwater
Other name	Stillwater Big Sky
Wind farm type	Onshore wind farm

Key dates  

	11.5 MW commissioned
	68.25 MW commissioned

Players  

Developers	#ND
Operator	#ND
Owner
Manufacturer	Siemens

Turbines   

Operational	Siemens SWT-2.625-120 (x 26)
Operational	Siemens SWT-2.3-108 (x 5)

Sources  

Details  

Part #1

Part	Stillwater Big Sky
City	Stillwater
Commissioning
Turbines	5x Siemens SWT-2.3-108 (power 2,300 kW, diameter 108 m)
Hub height
Total nominal power	11,500 kW
Status	Operational
Developers	/ND
Owner
Coordinates	Latitude 45° 52' 27.8" - Longitude -109° 29' 40.1"
Precise localization	Yes

Part #2

Part	Stillwater Big Sky
City	Stillwater
Commissioning
Turbines	26x Siemens SWT-2.625-120 (power 2,625 kW, diameter 120 m)
Hub height
Total nominal power	68,250 kW
Status	Operational
Developers	/ND
Owner
Coordinates	Latitude 45° 52' 27.8" - Longitude -109° 29' 40.1"
Precise localization	Yes

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

	PDF Summary

	Nearby wind farms Beaver Creek (Montana) (4 km) Big Timber (13 km) Musselshell Wind Project I (45 km) Musselshell Wind Project II (45 km) East Broadview Wind Project (59 km) Jawbone Wind Project (73 km) Two Dot (79 km) Judith Gap (82 km) Gordon Butte (88 km) Martinsdale Colony South (91 km)

	Insights Production capacity USA : 158,826.0 MW (end of 2025) Montana : 2,202.8 MW (*)

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

	Update for this sheet 7 February 2026