A Washington district faced a new effluent limit on total inorganic nitrogen. Optimized aeration helped achieve compliance without capital investment
Pretreatment is imperative to the MBR process and designers must consider a multitude of operational situations when building their pretreatment strategy
A challenging membrane bioreactor basin lining project earns first place honors for the South Valley Sewer District, CDC Restoration & Construction, and Bowen, Collins & Associates