AWWA DSS60334

AWWA DSS60334 Development and Testing of a Low-Rate Filter Backwash Procedure for Chicago
Conference Proceeding by American Water Works Association, 09/29/2004

Vogel, Jack; Spatz, John; Cleasby, John; Au, Kwok-Keung (Amos)

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This slide presentation outlines information on a case study of the South Water Purification Plant (Chicago Department of Water) where development and testing of a low-rate filter backwash procedure was implemented. Topics covered include: background information on the South Water Purification Plant (SWPP); low-rate backwash approach; testing conditions; results including filter water quality, waste backwash water turbidity, mudball volumes, media solids retention profile, filter media losses; applicability to other plants; and summary of findings. Includes 4 references.