Mosquito Control Division

Proposed Treatment Maps

 This map displays areas anticipated to be treated for Mosquito-borne disease. This is a tentative schedule and is subject to change without notice due to disease priorities, weather or unforeseen circumstances. This map may not be reproduced without permission. For more information please call the HCPHES Mosquito Control Division at 713-440-4800.
 

Treatment Guidelines:
Harris County Mosquito Control schedules Ultra Low Volume (ULV) Spray activities in areas with mosquito-borne disease present.

ULV spraying occurs after dusk Sunday through Thursday nights, unless an emergency situation occurs.