Please be advised that the Plymouth County Mosquito Control Project will begin truck based adulticide applications on June 1, 2026, through October 2026. Spraying is conducted between 2:00 am and sunrise, Monday through Friday.

Plymouth County residents may request spraying of their area on our website, by phone: 781-585-5450; fax: 781-582-1276; drop-off; or mail: 272 South Meadow Road, Plymouth, MA. A list of streets to be sprayed the following day will be updated on the Plymouth County Mosquito Control Project website by 3:00 pm. Additionally, if an email is provided at the time of request, notifications will be sent prior to the application.

The purpose of our adulticiding program is to control nuisance and/or virus-carrying adult mosquitoes. The control material used will be:

• Duet ULV (EPA Reg. #1021-1795-8329) at a rate of .62 fl oz. per acre. 
• Zenivex E4 RTU (EPA Reg #2724-807) at a rate of .75-1fl oz. per acre.
• Suspend SC (EPA Reg #432-763) at a rate of .5 fl oz per 1,000 sq. ft.

Process to Exclude Property from Public Area Wide Pesticide Applications - State Regulation 333 CMR: 13:03 provides a method for homeowners to exclude their property from public area-wide pesticide applications. For more information, please visit How to Request an Exclusion or Opt out from Wide Area Pesticide Applications.

Our office will be open Monday-Friday between the hours of 7:00 am to 2:30 pm, if you have any questions or concerns.

Thank you,

Plymouth County Mosquito Control Project