Table 1.
pH | EC | DO | CODMn | BOD | Hg | NH3-N | Pb | COD | TN | TP | Cu | Zn | Fluoride | As | Cd | Cr(Ⅵ) | FC | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
pH | 1.00 | |||||||||||||||||
EC | −0.01 | 1.00 | ||||||||||||||||
DO | 0.60 | −0.65 | 1.00 | |||||||||||||||
CODMn | −0.04 | 0.91 | −0.58 | 1.00 | ||||||||||||||
BOD | 0.09 | 0.78 | −0.20 | 0.70 | 1.00 | |||||||||||||
Hg | 0.11 | −0.12 | −0.29 | −0.15 | −0.48 | 1.00 | ||||||||||||
NH3-N | −0.56 | 0.65 | −0.74 | 0.68 | 0.59 | 0.03 | 1.00 | |||||||||||
Pb | −0.06 | 0.28 | −0.66 | 0.18 | −0.23 | 0.88 | 0.28 | 1.00 | ||||||||||
COD | −0.05 | 0.96 | −0.68 | 0.95 | 0.73 | −0.01 | 0.74 | 0.35 | 1.00 | |||||||||
TN | −0.30 | 0.89 | −0.77 | 0.95 | 0.65 | −0.09 | 0.81 | 0.29 | 0.95 | 1.00 | ||||||||
TP | −0.46 | 0.82 | −0.83 | 0.86 | 0.61 | −0.05 | 0.89 | 0.31 | 0.88 | 0.97 | 1.00 | |||||||
Cu | 0.29 | 0.79 | −0.26 | 0.72 | 0.67 | −0.14 | 0.38 | 0.11 | 0.70 | 0.57 | 0.43 | 1.00 | ||||||
Zn | 0.22 | −0.03 | −0.28 | −0.19 | −0.37 | 0.94 | −0.04 | 0.89 | 0.02 | −0.13 | −0.10 | −0.05 | 1.00 | |||||
fluoride | −0.14 | 0.95 | −0.73 | 0.74 | 0.71 | −0.05 | 0.66 | 0.38 | 0.88 | 0.80 | 0.77 | 0.67 | 0.11 | 1.00 | ||||
As | 0.28 | 0.67 | −0.38 | 0.36 | 0.42 | 0.08 | 0.11 | 0.40 | 0.58 | 0.38 | 0.28 | 0.44 | 0.34 | 0.77 | 1.00 | |||
Cd | −0.37 | 0.70 | −0.89 | 0.71 | 0.18 | 0.27 | 0.62 | 0.63 | 0.77 | 0.82 | 0.77 | 0.35 | 0.22 | 0.68 | 0.46 | 1.00 | ||
Cr(Ⅵ) | 0.27 | −0.01 | −0.25 | −0.17 | −0.35 | 0.94 | −0.06 | 0.88 | 0.02 | −0.13 | −0.11 | 0.00 | 1.00 | 0.10 | 0.33 | 0.20 | 1.00 | |
FC | −0.43 | 0.25 | −0.51 | 0.24 | 0.29 | 0.30 | 0.70 | 0.36 | 0.29 | 0.37 | 0.56 | 0.09 | 0.26 | 0.32 | −0.16 | 0.16 | 0.25 | 1.00 |
Bold typeface: Strong correlation coefficient.