Concept

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St. Johns County, Florida (904) 471-3107 Mon–Fri, 7:30 am – 4:30 pm Public records Español Accessibility
Active mission

Aerial larvicide missions are shown for September 11–18 at salt-marsh and freshwater breeding sites.

View the schedule →
Serving St. Johns County, Florida

Protecting our community from mosquitoes

The Anastasia Mosquito Control District reduces mosquitoes through control, education and research.

Tonight's schedule

Updated 4:45 pm
Truck fogging Scheduled 8:30 pm–1:00 am, weather permitting
Aerial larvicide In progress Day 8 of the Sept 11–18 mission
Areas on tonight's route
Vilano Beach Nocatee World Golf Village Crescent Beach + 6 more

Try a ZIP code such as 32082 or a community such as Crescent Beach.

District updates

Recent mosquito activity

View recent trap counts, service requests and treatment activity.

View data
Requests closed 318 Past 30 days · median response 1.2 days
Acres treated by air 11,400 Larvicide only · Sept 11–18 mission
Arbovirus status No human cases Sentinel flocks and mosquito pools negative for West Nile, EEE and St. Louis encephalitis this reporting week.

Countywide trap counts

Average female mosquitoes caught per trap each night at 42 sites.

Sample data

Counts fell sharply after the September aerial mission.

Full dashboard →
Integrated pest management

How we manage mosquitoes

The district monitors mosquito activity and uses several methods to control it.

Surveillance

Trap counts and larval surveys help the district track mosquito activity and disease risks.

View monitoring data →

Larval control

Treating mosquito larvae in standing water can stop them before they become adults.

View treatment schedule →

Adult control

Truck treatments target adult mosquitoes when monitoring shows they are needed. Routes are published in advance.

Check the schedule →

Applied research

The district tests mosquito-control methods in its laboratory.

View research →
Prevention

Simple ways to prevent mosquito bites

Check your yard once a week. Empty standing water, use repellent and repair window and door screens.

DRAIN

Remove standing water

Empty buckets, plant saucers, tires and other items that hold water. Clear clogged gutters and cover boats and pools.

COVER

Protect yourself and your home

Wear long sleeves at dusk, use an EPA-registered repellent and repair screens on windows and doors.

TREAT

Free larvicide for standing water

Pick up free mosquito dunks at the district office for ponds, rain barrels and other water you cannot drain.

TELL US

Report standing water

Report an abandoned pool or flooded lot. A district inspector can check the site.

Disease Vector Education Center

Learn about mosquitoes and the diseases they carry

See live specimens, use microscopes and learn about mosquito-borne diseases. Admission is free. School and community groups can book a visit.


Public hours Tuesday–Saturday, 10 am–5 pm
Group bookings Tuesday–Friday, by appointment
Registration open

Arbovirus Surveillance and Mosquito Control Workshop

March 22–25 · St. Augustine, Florida. Field and lab training for mosquito-control staff, public health workers and researchers.

Workshop details and registration →

Mosquitoes bothering you at home?

Send us the address. An inspector will check the site and follow up with you.