Case Study

Wastewater Sludge Treatment - Metropolitan Sewer District (MSD) Cincinnati, Ohio

Wastewater Sludge Treatment - Metropolitan Sewer District (MSD) Cincinnati, Ohio

© ONDEO Degremont, Inc. - October 2001 The Metropolitan Sewer District (MSD) of Greater Cincinnati, Ohio is a 90 mgd primary treatment, 55 mgd activated sludge treatment plant. Solids processing includes gravity thickening of primary sludge, dis- solved air flotation, thickening of sec- ondary sludge, holding tank storage, belt filter press dewatering and pumping of cake to the old outdated multiple hearth incinerator. Solution After an exhaustiv

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