Boulder County
Ottertail Environmental Spray Schedules
Information on upcoming pesticide fogging for adult mosquitoes in unincorporated Boulder County (and the City of Boulder, although Boulder has avoided pesticide use for adult mosquitoes for a number of years).
303-858-8350
Pesticide-Sensitive Registry
State of Colorado Registration of Pesticide-Sensitive Persons
To Report a Pesticide Concern
Rocky Mountain Poison Control
(in conjunction with the Environmental Protection Agency, the Colorado Department of Heatlh and the Environment, and the Colorado Department of Agriculture)
800-332-3073
303-739-1123