cisterns, water, sewage, leachate, floodwater, groundwater, downspouts, ponds, drains, silt, downspout, effluent, drainage, seawater, gutters, feitsui, sumps, irrigation, outfall, seepage, soakaway, springwater, sediment, condensation, catchment, swales, sump pump, wastewater, skylights, sullage, potable, aquifer, forebay, freshwater, floodwaters, contaminants, sewerage, moisture, rainfall, basin, reservoirs, rain, watercourse, sunlight, debris, backflow, creek, sluiceway, millrace, topsoil, downpipe, saltwater, greenery, sludge, sedimentation, radiant heat, salination, fly ash, sewage disposal, rivers, septic tank, desalinated, overflow, faecal matter, riversides, puddling, compost, chlorination, pollutants, meltwater, orthophosphate, gabion, garden hose, wetland, manure, brine, curbless, lagoons, methane, reservior, dripper, clarifiers, percolation, desalinisation, swale, backwash, nutrients, bleaching powder, reverse osmosis, moss, sprinklers, gabions, freshet, radiant heating, water vapor, soil erosion, sprinkler system, turbidity, raindrops, evaporation, soils, culvert, grease, suds, dirt, milk, molasses, buttermilk, coal, coffee, food, honey, petrol, sawdust, soot

catch, cistern, drip, drip mold, drip mould, gutter, percolation, pool, puddle, rain barrel, trough, water butt

fresh water