Outdoor Warning System
  • Activation of Sirens - Tornado Warning
       
    • Steady tone of 3-5 minutes. 
    • Immediately take shelter as a tornado warning has been issued for Rock County or a sighting of a funnel cloud has been reported.
    • Please DO NOT call 911 to inquire about the siren. 
    • Tune to local radio stations.
      • Beloit - WGEZ AM 1490
      • Janesville - WCLO AM 1230 - or - WJVL FM 99.9
    • There is NO "All Clear" signal. 
        
  • Rock County Outdoor Warning Siren System Testing
     
      
    • April thru October
    • First Wednesday of each month at 12:05 PM
    • Steady tone of 2 minutes
    • Sirens are NOT tested when inclement weather is being experienced within the County. 
       
  • Call to Report Non-Working Sirens
      
     
    • Have your location and telephone number ready.
    • Monday thru Friday
      • Rock County Emergency Management (608) 758-8440
    • Saturday and Sunday
      • Rock County Communications Center (608) 757-2244
 

Contact Information

Health Care Center
3530 N County Highway F
Janesville, WI  53545

Mailing Address:
PO Box 351
Janesville, WI  53547-0351

Phone:    (608) 758-8440
Fax:        (608) 758-8401

Monday - Friday Hours:
7:00 AM - 4:00 PM 

Rock County, State of Wisconsin
All Rights Reserved