Mosquito & Chemical Application Hotline (307) 721-5056

Updated Monday, July 6th, 2020 @ 11:20AM (Final update for the day will be at 4:00 pm.)


West Nile virus Risk: Level 1 (Low Risk)

Adult Mosquito Fogging: Monday, July 6th, 8:30 PM  View In-Town Map

Zones:  Remainder of South Perimeter, Parks, and Greenbelt

The west zone did not receive any applications due to wind last night (7-5-2020). It will be rescheduled after the south is completed. 

Chemical: Zenivex E4 RTU

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

West Nile virus (WNV) Surveillance Update: In 2020, seven mosquito pools and three crows have been tested so far. All tests were negative for West Nile virus. 

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.


Noxious Weeds: N/A



Broadleaf Weeds: Tuesday, July 7th

Location: LaPrele Undeveloped Side

Chemical: Powerzone

Bareground: Tuesday, July 7th

Location: Cirrus Sky Trail, Boulder Dr. Median

Chemical: ProDeuce

Applications will begin at 5:00 AM.

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.