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. 2014 Jun 10;11(6):6069–6084. doi: 10.3390/ijerph110606069

Table 2.

Rules for predicting reservoir water quality classes.

Water Quality Classes Rules
C1 Ind_output ≤ 0.183 & GDP ≤ 0.195 & Ind_wastewater ≤ 0.119
Ind_output ≤ 0.183 & GDP ≤ 0.195 & Ind_wastewater > 0.119 & Imm_D ≤ 15
C2 Ind_output ≤ 0.183 & GDP ≤ 0.195 & Ind_wastewater > 0.119 & Imm_D > 15
Ind_output ≤ 0.183 & GDP > 0.195
Ind_output > 0.183 & Ind_wastewater ≥ 0.831 & Forest% ≥ 78.1%
Ind_output > 0.183 & Ind_wastewater < 0.831 & Construction% ≥ 2.13% & Res_D ≤ 795
Ind_output > 0.183 & Ind_wastewater < 0.831 & Construction% < 2.13%
C3 Ind_output > 0.183 & Ind_wastewater < 0.831 & Construction% ≥ 2.13% & Res_D > 795
Ind_output > 0.183 & Ind_wastewater ≥ 0.831 & Forest% ≤ 78.1%