Helicopters are...

active today green bar
View planned and past treatments:
Helicopter Activity
0914 co2hb

Weekly Update:
September 21st, 2026

View the surveillance data from the last weekly update of 2026. Mosquito numbers are low and West Nile virus risk is declining.

Read the Full Update

Submit a Tip

Report excessive mosquitoes, or contact us with questions or comments.

View MMCD Maps

Interactive maps show where larval mosquito treatments have taken place.

Now Accepting Requests for Proposal
Click to view current RFPs being accepted by MMCD.

Latest News from MMCD

work-for-us
See openings at MMCD for seasonal and full-time employment!

Work for Us!

education
Resources for all ages about mosquito biology, control, and MMCD work.

Mosquito Education

citizen-guide
Protect yourself and your property from mosquitoes and other pests.

Resident's Guide