Cromaglass Corporation manufactures a variety of wastewater treatment systems, which are designed as sequencing batch reactor systems. Since 1965, Cromaglass' modular design enables treatment of wastewater flows. Its systems can treat flows ranging from 500 gallons per day to 200,000 gallons per day. Along with manufacturing wastewater treatment systems, the company also creates chlorine contact tanks, equalization tanks and sludge processing tanks. Cromaglass Corporation is located in Williamsport, Pa.