Home  •  Weather  •  Equipment  •  Emergency E-Mail  •  Director  •  Members      The Mason County ESDA (Emergency Services & Disaster Agency) was created to combine all Emergency Preparedness Programs within the County. By state law, E.S.D.A. is a required County Department. The purpose of E.S.D.A. is to mitigate potential hazards, plan for, coordinate, respond to and aid in recovery from all disaster situations whether natural or man-made. Mason County ESDA 102 West Market Havana, IL 62644 (309)543-3758 Copyright © 2003-2005 Mason County, Illinois - Mason County Emergency Services Site created by Jason A. Boothe