Step 1 Water is pumped from three underground aquifers using the eight wells.
Step 5 Filtration removes remaining suspended matter by passing the water through filter media.
Step 2 Once pumped out of the ground, water is passed through large aerators to add oxygen and remove dissolved gases.
Step 6 Fluoride is added to the water to aid in the prevention of tooth decay.
Step 3 Chlorine, lime, and alum are added to adjust the pH and disinfect the water.
Step 4 Coagulation, flocculation, and sedimentation are processes that remove solid particles such as iron.
Step 7 Storage of finished water prior to entering the distribution system.
Step 8 After ongoing the treatment process, the finished water enters the distribution system. It is delivered to 11,700 homes and businesses throughout the City of Annapolis. The water distribution system is comprised of 138 miles of water mains. In addition to water mains, the distribution system consists of fire hydrants, valves, elevated storage tanks, and various other components that allow for the finished water to be delivered to the City’s homes and businesses.