Phased Activated Sludge System
The AquaPASS® system is a time-managed activated sludge technology that integrates select unit processes into a single biological treatment system.
Optimize treatment of the AquaPASS system with the IntelliPro® Monitoring and Control System
• Monitoring, trending and data analysis
AquaPASS® Phases of Operation
The four (4) basic phases of the AquaPASS® operation are described in this narrated 3D animation. Watch Now
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Salisbury Retrofits Existing Process with an AquaPASS® System to Comply with the Chesapeake Bay Initiative
The Salisbury Township WWTP in Gap, PA utilized a conventional activated sludge (CAS) system prior to being retrofitted with an AquaPASS Phased Activated Sludge System in May 2008. The upgrade was necessary in order to comply with the Chesapeake Bay Initiative for local impaired waterways, requiring stringent permit limits on effluent Total Nitrogen and Total Phosphorus by 2010.