TOC/(mg L-1) Permanganate index/(mg L-1) pH Turbidity/NTU Temperature/℃ Residual chlorine/(mg L-1) UV254/cm-1
1.6~2.8 1.5~3.2 7.4~8.1 0.4~0.6 4~10 0.05~0.2 0.010~0.022
Table 1: The quality of influent water.