AWWA WQTC52880

AWWA WQTC52880 Integration of Lime Softening and Ultrafiltration: A Powerful Water Quality Combination
Conference Proceeding by American Water Works Association, 01/01/2000

Duranceau, Steven J.;Manning, Jill A.;Anderson, Robert K.;Foster, Jackie;Losch, H. John;Kane, Frank;Anderson, Craig

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Marco Island is located in Collier County, on the southwest coast of Florida. InMay, 2000, the Marco Island Lime Softening Water Treatment Plant (LSWTP) wasexpanded from 5.0 to 6.67 million gallons per day (mgd) with the addition of a1.67 mgd immersed membrane ultrafiltration (UF) demonstration unit. This papersummarizes the results of the UF project that was implemented to evaluate theviability of a UF membrane process as a polishing step to conventional limesoftening treatment of hard and highly natural organic and colored surfacewater supplies. Includes 9 references, tables, figure.