Skip to main content
U.S. flag

An official website of the United States government

This site is currently in beta, and your feedback is helping shape its ongoing development.

Mosquito Counts

Published by data.cityofchicago.org | City of Chicago | Metadata Last Checked: October 06, 2025 | Last Modified: 2025-10-03
Counts of mosquitoes by year, week, and species collected by the Chicago Department of Public Health (CDPH) Environmental Health program. CDPH maintains an environmental surveillance program primarily for monitoring West Nile Virus (WNV) but identifies and sorts all mosquitoes collected. Currently this dataset only contains data for Aedes albopictus but will expand to include additional species in the future.

Find Related Datasets

Click any tag below to search for similar datasets

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov