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Table 9 Calculation of water pollution indices

From: Data analysis of heavy metal content in riverwater: multivariate statistical analysis and inequality expressions

(μg/L) CF (Min) EF (Min) Igeo (Min) CF (Max) EF (Max) Igeo (Max) CF (Mean) EF (Mean) Igeo (Mean)
As 0.0271 0.058492 −5.79053 0.5296 1.143073 −1.50199 0.1448 0.312532 −3.37283
Ba 0.016081 0.03471 −6.54342 0.09676 0.208844 −3.95441 0.055633 0.120077 −4.75287
Cr 0.07258 0.156655 −4.36925 0.24886 0.537132 −2.59156 0.165924 0.358125 −3.17637
Cu 0.000079 0.000171 −14.2128 0.003168 0.006838 −8.88717 0.000974 0.002103 −10.5884
Fe 0.146727 0.316691 −3.35376 2.173603 4.691443 0.535126 0.463312 1 −1.69491
Mn 0.0068 0.014677 −7.78521 0.38957 0.840837 −1.94501 0.066599 0.143745 −4.49333
Ni 0.007057 0.015232 −7.73166 0.145343 0.313704 −3.36743 0.03491 0.075349 −5.42518
Pb 0.0138 0.029786 −6.76415 0.0358 0.07727 −5.38886 0.0248 0.053528 −5.91848
Zn 0.07258 0.156655 −4.36925 0.013903 0.030008 −6.75342 0.005445 0.011752 −8.10581
Sr 25.411 54.8464 4.08242 102.434 221.091 6.09359 53.6709 115.842 5.1611
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