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Filter Backwash

Water Treatment Plant Recycling Practices Report Example

All public water systems that use surface water or groundwater under the direct influence of surface water (GUI), and practice conventional or direct filtration, and recycle spent filter backwash, or thickener supernatant, or liquids from dewatering processes must complete and submit this Water Treatment Plant Recycling Practices Report (RPR) to notify us that they recycle. This example shows a completed RPR.