Please be aware that due to construction the Greenville Village Hall will be closed to in-person business beginning July 1, 2024.

CO & Smoke Alarms

FD- co det photoThe Greenville Fire Department encourages all residents to learn more about Wisconsin’s new carbon monoxide (CO) law that goes into effect as of February 1, 2011

  • All single family and two-unit homes – new and existing – must install a CO alarm on every floor level, near sleeping areas.
  • New construction must be hard-wired with a battery back-up.
  • Existing homes may install any type of CO alarms; battery, plug-in, or combination smoke/CO devices.
  • A carbon monoxide detector required under this section shall bear an Underwriters Laboratories, Inc., listing mark.
  • The law takes effect February 1, 2011.
  • Alarms should be installed in accordance with directions from manufacturer.


  • CO alarms are only required in new and existing homes that have any fuel burning appliance, which include: stoves, ovens, grills, clothes dryers, furnaces, boilers, water heaters, fireplaces and heaters OR an attached garage.
  • fd smoke det photoAlarms do not need to be installed in the attic, garage or storage area of homes.


  • Test alarms monthly.
  • Replace alarms according to manufacturer instructions.
  • Check batteries and replace twice a year.
  • Alarms should never be disconnected or unplugged.
  • Batteries should never be removed for other uses.

This information based on Wisconsin Act 158 and Wisconsin Department of Commerce Rules
Pictured are two different CO alarms

Greenville Fire & EMS
W6895 Parkview Dr 

P.O. BOX 60
Greenville, WI 54942
920-757-7262 (Station) 920-757-7274 (Fax)