Kingston chooses biological aerated filters for wastewater treatment plant upgrade

摘要

The Ravensview Water Pollution Control Plant (WPCP) currently provides primary level wastewater treatment from the City of Kingston, Ontario, including Pittsburgh Township and the Canadian Armed Forces Base in Kingston. The existing process at Ravensview WPCP includes: mechanical screening for pre-treatment, primary treatment with chemical enhancement, sodium hypochlorite dosing for disinfection and sodium bisulphite dosing for dechlo-rination.The treated effluent is then discharged into the St. Lawrence River.