System pretreats camp grease interceptor and seeds downstream septic system with aerobic microorganismsProblem: Chewonki, an internationally recognized environmental education nonprofit focused on nature-based education and stewardship in Wiscasset, Maine, wanted to reduce or eliminate pumping frequency of its grease interceptor and the downstream septic system while also lessening loading to its leachfields. The grease interceptor was sending significant FOG to the septic system, creating a very thick and hard buildup of biosolids when mixed with the black- and graywater, resulting in a thick biomat that was hard to pump out.Solution: IMET installed two aerobic biological Grease Interceptor Modules directly into
