Case Study
Greater Vancouver Regional District, Annacis Island WWTP
SLUDGE DIGESTER TREATMENT © Byo-Gon, Inc. www.byogon.com The Greater Vancouver Regional District, Annacis Island WWTP is a secondary activated sludge plant with eight digesters receiving 72 tons of blended primary and waste activated sludge per day. Blended sludge is stabilized in three thermophilic digesters and four holding vessels before being dewatered and trucked off site. Greater Vancouver Regional District, Annacis Island WWTP,