River basins N Bentazon Carbofuran
Itapocu/Putanga river basin 126
Frequency of occurrence (%) 23.81 0.79
Mean 19.45 4.36
Maximum 69.77 4.36
Itajaí river basin 48
Frequency of occurrence (%) 41.67 10.42
Mean 11.17 3.58
Maximum 37.28 4.39
Camboriú river basin 30
Frequency of occurrence (%) 40.00 0.00
Mean 5.44 0.00
Maximum 9.55 0.00
D'Una/Tubarao river basin~
192
Frequency of occurrence (%) 21.35 6.25
Mean 15.47 3.21
Maximum 48.30 5.16
Ararangua/Mampituba river basin
102
Frequency of occurrence (%) 48.04 6.86
Mean 26.94 3.68
Maximum 135.93 5.0