污水处理厂服务的郊区包括：Bardia, Hinchinbrook, Hoxton Park, Abbotsbury, Ingleburn, Prestons, Holsworthy, Edmondson Park, Austral, Cecil Park, Cecil Hills, Elizabeth Hills, Bonnyrigg Heights, Edensor Park, Green Valley, Pleasure Point, Casula, Hammondville, Liverpool, Moorebank, Wattle Grove, Miller, Cartwright, Lurnea, Warwick Farm, Chipping Norton, Voyager Point, Macquarie Links, Glenfield, Catherine Field, Gledswood Hills, Varroville, LEppington, West Hoxton, Horningsea Park, Middleton Grange, Len Waters Estate, Carnes Hill, Denham Court。