Mosquito & Chemical Application Hotline (307) 721-5056

Updated Friday, July 30, 2021 @ 2:30 PM (Final update for the day will be at 4:15 pm.)


West Nile virus Risk: Level 1 (Low Risk)

Additional West Nile Virus detected in Mosquito Pools (click to learn more).

Adult Mosquito Fogging:  Sunday, August 1st  View In-Town Map

Zones: UW ag Farm and areas North and Northwest of Bong Lee's

Applications will begin at 9:00PM

Chemical: Zenivex E4 RTU

Center for Disease Control (CDC) : What You Need to Know About Truck Spraying

West Nile virus (WNV) Surveillance Update: In 2021, fifty-nine (59) mosquito pools have been tested so far. Three (3) mosquito pools have tested positive for West Nile virus this season. 

Larval Mosquito Control: 

Mosquito Control will be applying Bti to control larval mosquitoes in irrigated and wetland areas in and around Laramie on a daily basis throughout the spring and summer seasons.


Noxious Weeds:






Bareground: Monday, August 2nd

Location: LaBonte Demo Gardens, Cemetery Roads

Chemical: Clethodim, Roundup, Produce

Applications will begin at 6:00AM

All applications are on a weather permitting basis.

Hotline information regarding chemical applications on city owned properties will be updated daily at 4:00 PM. Call 721-5056 or click on the Mosquito and Chemical Application Hotline tab on the City of Laramie home page. 

All applications are on a weather permitting basis.