City of Key Colony Beach Official City Website

Aerial Adulticide Mission Saturday, September 13th, 2025

Aerial Adulticide Mission 

You can also keep track of FKMCD Aerial adulticide, larvicide and fog truck missions by utilizing our exclusive treatment notification app.

Download the app NOW at keysmosquito.org

Helicopter Mission 

Saturday, September 13th, 2025

(6:30AM – 8:30AM)

**Weather Permitting** 

City of Marathon (including Coco Plum, Fat Deer Key, and Grassy Key), Key Colony Beach, Duck Key, Conch Key, and Lower Matecumbe Key.

*****Long Key will be treated this evening via truck ULV*****

See General Map Area Below

**This application is to control the rising number of salt marsh mosquitoes throughout the area.  The insecticide naled is used as a part of the District’s integrated pest management program.  It is an EPA-approved, non-persistent insecticide which breaks down rapidly when applied in the manner of application employed by the District.**

Mikki Coss

Director of Operations

Florida Keys Mosquito Control District

305-292-7190