Bangor Water District

      Ultraviolet (UV) Treatment Facility


Water Treatment Overview

Ozone:  Primary disinfectant used to achieve 3 log Giardia inactivation

Ultraviolet Light: Water disinfectant used to inactivate chemically resistant parasites such as Cryptosporidium

Chloramines: Chlorine and ammonia are combined to produce chloramines a long lasting disinfectant protecting water as it flows through the piping system.

Hydrofluorosilisic Acid: added for dental health

Soda Ash:  To raise the alkalinity and pH of the water to minimize lead and copper leaching from home plumbing


Because of Floods Pond's high quality, these are the only treatment processes required
to ensure safe water at the tap.


Send mail to BWD Webmaster with questions or comments about this web site.
Last modified: September 30, 2016