Case Study
Sludge Reduction in an Aerobic Digester
SLUDGE REDUCTION © Byo-Gon, Inc. www.byogon.com The test site was an aerobic digester that contained extremely old sludge (more than 180 days) that had been conditioned with alum for phosphorous removal. At the start of the test period, the digester was isolated and samples were taken to determine the total and olatile solids of the sludge. The initial average solids concentrations were: Block House Creek M..D., Austin, Texas Slud