Grit is separated from the wastewater by gravity.
A retention basin works as a buffer volume at peak flows to help control a steady flow to the treatment plant.
Sequential Batch Reactor for biological treatment.
Complete mix process for biological treatment.
Oxidation ditch for biological treatment.
Anaerobic or aerobic digestion of sludge in order to reduce sludge volume and achieve biological stability for disposal.
Storage of sludge to enable steady feeding to thickening and dewatering.