AWWA ACE59934

This slide presentation outlines information on a microbial monitoring and challenge study for alternative water supply to reduce dependency on groundwater in east central Florida. Topics covered include: pilot study on the St. Johns River; St. Johns River water quality; specific treatment requirements for surface water; microbial testing; raw water microbial characterization and results; microbial challenge testing; pilot equipment configurations; pilot treatment combinations; treatment combinations that were challenged; SuperPulsator floc blanket clarification; Actiflo sand ballasted clarification; dual media filtration; Zenon 500-C Ultrafiltration; challenge testing methodology; bead injection; process stream sampling; and, comparison of overall processes.