Water Environment Federation (WEF) Discussion Forums / Microconstituents (may also be known as CPCs or EDCs) / Archives / Archived Forum Topics / Fate of Fluoride in a WWTP / Latest PostsWater Environment Federation (WEF) Discussion ForumsWater Environment Federation (WEF) Discussion Forumshttp://www.wef.org/TechnicalDiscussions/jfuller@wef.orgMon, 13 Oct 2008 02:17:54 GMT20RE: Fate of Fluoride in a WWTPhttp://www.wef.org/TechnicalDiscussions/Topic6792-20-1.aspxMost of it will pass through treatment. If your local water has significant hardness, or if you use lime in your treatment process, some will precipitate. I doubt it would harm anything.</P><P><A href="http://www.dedalusenviro.com">http://www.dedalusenviro.com</A>Mon, 01 Oct 2007 15:06:10 GMTDedalusFate of Fluoride in a WWTPhttp://www.wef.org/TechnicalDiscussions/Topic6792-20-1.aspxWhat is the most probable fate of Fluoride (added to the potable water system as sodium fluoride at about 0.7 mg/l) after treatment at a WWTP. Out in the effluent at 0.7 mg/l or some in the sludge and some in the effluent or ??? We incinerate our sludge in Fluidized Bed and our two WWTP include a CMAS conventional plant and a high rate SBR.<br><br>Thank youThu, 27 Sep 2007 16:29:57 GMTLiam