This set of two reports examines a wide range of issues related to anaerobic digester (AD) foaming, with a focus on studying foaming in full-scale water resource recovery facilities (WRRFs) in the U.S. The reports include a literature review, plant survey, and findings from full-scale studies and highlight research needs and gaps to better understand and control AD foaming in WRRFs. Published by WERF. 292 pages total. Online PDFs. (2014)
Originally funded as WERF project INFR1SG10.