The Plymouth County Mosquito Control Project will begin truck-based mosquito spraying for nuisance and/or virus-carrying adult mosquitoes on June 1 through October 2026.
What time does the spraying take place? Between 2am and sunrise, Monday through Friday.
What areas will be sprayed? A list of streets to be sprayed the following day will be updated by 3:00 pm on our website.
How do I ensure spraying will take place in my area? Plymouth County residents may request spraying of their area. Requests can be made:
Starting on May 26
- on our website
- by phone (781-585-5450)
Starting any time
- fax (781-582-1276)
- in person at 272 South Meadow Road, Plymouth
- mail to 272 South Meadow Road, Plymouth, MA 02360)
If you provide an email at the time of request, we will notify you via email prior to the application.
What chemicals are used? The control material is:
- 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
What if I don’t want my property sprayed? State regulation provides a method for homeowners to exclude their property from public area-wide pesticide applications. Find out how here.
For more information: If you have any questions or concerns, call the Plymouth County Mosquito Control office Monday‒Friday 7:00 am‒2:30 pm.
Does the City of Brockton spray for mosquitos? No. The City of Brockton does not handle mosquito spraying. Spraying is only conducted by Plymouth County.