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Animal Waste, Water Quality and Human Health

Animal Waste, Water Quality and Human Health

Animal Waste, Water Quality and Human Health

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210<strong>Animal</strong> <strong>Waste</strong>, <strong>Water</strong> <strong>Quality</strong> <strong>and</strong> <strong>Human</strong> <strong>Health</strong>Table 6.2 (Continued).Influent conc: Effluent conc: Attenuation:Reference Study description[parameters measured] b Parameter b Units Stat c n d Mean n d Mean Actual % log 10 f/c e(Knox, Tate et al.2007)(Mantovi, Marmiroliet al. 2003)California, US, May-Oct 2004 +5 runoff from irrigatedfoothill beef cattle pasture(4.9 ha); wetl<strong>and</strong> c. 0.2 ha,flow length 123 m, vegetatedwith Polygonum punctatum,Veronica catenta <strong>and</strong>Leersia oryzoides),investigation of effects offlow volumes <strong>and</strong> time sincegrazing [EC]: results for 14irrigation eventsEC cfu/100mlAs above: winter FC cfu/100mlItaly, dairy parlour <strong>and</strong> domesticeffluent on hill farm: CFW, 2horizontal SSF reedbeds, 75m2 each [EC, FS]EC cfu/100mlnd 146 5400 146 1283 33 to 91 0.17 to 1.05(f)am? ? 460000? 95.8 1.38 (c)>99 >2.00 (c)

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