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Development of Water Supplies
Water Requirements and Waste Volumes
12 other sections not shown
activated sludge activated-sludge aeration aeration tank anaerobic anaerobic digestion aquifer average bacteria basin biological BOD load BOD removal carbon dioxide chemical chlorine coagulation coliform computed concentration cost curve depth determined digested sludge discharge disposal dissolved oxygen drainage effluent energy Engineering equation eutrophication example filtration floc flocculation gradient groundwater growth head loss hydraulic hydrograph increase industrial wastes influent inlet irrigation lb BOD lime manganese maximum method mg/l minimum mixed liquor municipal nitrogen normally operation organic matter oxidation particles percent period phosphorus pipe population primary problem produced protozoa pumping rapid sand filter recirculation reservoir result river runoff sanitary sedimentation settling sewage sewer solution storage stream suspended solids Table taste and odor temperature tion treatment plant trickling filter unit velocity volume waste water waste-water flow waste-water treatment Water Pollution water quality water supply