Fate and Effects of Triclosan

Table 2.7 Ranges of Triclosan concentrations in wastewater and sludge samples from WWTPs Country (number of plants) Influent (µg/L) Effluent (µg/L) Sludge (µg/g dw) U.S.A. (2) U.S.A. (2) 5.2-10.7a 3.8-16.6b 0.24-0.41a 1.61-2.70b 0.9 - 4.2a 0.53-15.6b Switzerland (5) 0.5-1.3 0.10-0.65 - Sweden (6 for water, 19 for sludge) 0.1-1.5 up to 0.2 0.028-3.7a 0.38-6.4b Denmark (2 for influent, 1 for effluent) 1.6-3.0 <1 - a: Activated sludge b: Trickling filter or other bio-filters