Wisconsin Department of Transportation

Alert: The following services will be unavailable on Saturday, January 5, 2013 from 12 a.m. (midnight) to 6 a.m. CST due to system maintenance.

Special use airspace

F16 fighter jets refueling

Military operations areas | Restricted areas

Military operations areas


Obtaining the most current information is the pilot's responsibility. Be sure to check with GRB AFSS for any changes.

Area Effective altitudes Days/Times used Controlling agency activity information
Falls 1 500 AGL to, but not including, 18,000 Intermittent
Tue-Sat 0800-1600
Other times by NOTAM
MSP Center 128.6
GRB AFSS 122.5
Volk Apch 135.25
Volk Tower 127.5
Falls 2 500 AGL to, but not including, 18,000 Intermittent
Tue-Sat 0800-1600
Other times by NOTAM
MSP Center 128.6
GRB AFSS 122.5
Volk Apch 135.25
Volk Tower 127.5
Volk West 100 AGL to, but not including, 18,000 Intermittent
Tue-Sat 0800-1600
Other times by NOTAM
MSP Center 128.6
GRB AFSS 122.5
Volk Apch 135.25
Volk Tower 127.5
Volk
South
500 AGL to, but not including, 18,000 Intermittent
Tue-Sat 0800-1600
Other times by NOTAM
CHI Center 125.5
GRB AFSS 122.35
Volk Apch 135.25
Volk Tower 127.5
Volk East 8,000 to, but not including, 18,000 Intermittent
Tue-Sat 0800-1600
Other times by NOTAM
CHI Center 125.5
GRB AFSS 122.45
Volk Apch 135.25
Volk Tower 127.5
Minnow 10,000 to, but not including, 18,000 Intermittent
Other times by NOTAM
(normally daylight hours)
MSP Center 125.55
CHI Center 125.1
GRB AFSS 122.4

Note: Altitudes are MSL and in feet unless otherwise indicated. Time shown is local.

For further information, monitor 120.0 or contact Volk Approach 135.25 or contact Volk ANGB Airspace Scheduling Office at (1-800)972-8673.

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Restricted areas

Area/location Altitude Time Controlling agency activity information
R-6901 A Fort McCoy
Fort McCoy Range
to 20,000 1May-30 Sep -
Continuous
1Oct-30Apr -
0800-2200
MSP Center 128.6
McCoy Tower 124.6
GRB AFSS 122.5
R-6901 B Fort McCoy
Fort McCoy Range
to 20,000 By NOTAM MSP Center 128.6
McCoy Tower 124.6
GRB AFSS 122.5
R-6903 Sheboygan
Sheboygan Range
to FL 450 Intermittent by NOTAM CHI Center 125.5
Volk Apch 135.25
Volk Tower 127.5
GRB AFSS 122.4
R-6904A Volk Field
Hardwood Range
150 AGL to 17,000 Tue-Sat 0800-1600
Other times by NOTAM
MSP Center 128.6
Volk Apch 135.25
Volk Tower 127.5
GRB AFSS 122.2
R-6904B Volk Field
Hardwood Range
to 17,000 Tue-Sat 0800-1600
Other times by NOTAM
MSP Center 128.6
Volk Apch 135.25
Volk Tower 127.5
GRB AFSS 122.2

Note: Altitudes are MSL and in feet unless otherwise indicated. Time shown is local. No person shall operate an aircraft within a Restricted Area between the designated altitudes during the time of designation unless prior permission has been issued.

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Related aeronautic links:

Questions about the content of this page:
Scott Brummond, scott.brummond@dot.wi.gov

Last modified: March 6, 2012

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