Research Article
Estimation of Groundwater Quality in Arid Region or Semiarid Region by Using Statistical Methods and Geographical Information System Technique
Table 3
The coefficients of correlation (
) between several water quality metric postmonsoon.
| pH | 1 | | | | | | | | | | | | | |
| EC | 0.019 | 1 | | | | | | | | | | | | | TDS | 0.025 | 0.982 | 1 | | | | | | | | | | | | Cl- | 0.009 | 0.660 | 0.568 | 1 | | | | | | | | | | | TH | 0.188 | 0.261 | 0.212 | 0.430 | 1 | | | | | | | | | | Ca2+ | 0.242 | 0.152 | 0.118 | 0.290 | 0.430 | 1 | | | | | | | | | Mg2+ | 0.216 | 0.159 | 0.132 | 0.282 | 0.862 | 0.241 | 1 | | | | | | | | HCO3- | 0.058 | 0.552 | 0.548 | 0.284 | 0.036 | 0 | 0.008 | 1 | | | | | | | SO42- | 0 | 0.288 | 0.368 | 0.042 | 0.032 | 0.006 | 0.024 | 0.124 | 1 | | | | | | F- | 0.318 | 0.249 | 0.302 | 0.018 | 0 | 0.048 | 0.007 | 0.332 | 0.140 | 1 | | | | | NO3- | 0.001 | 0.031 | 0.041 | 0.024 | 0 | 0 | 0.016 | 0.002 | 0.146 | 0.006 | 1 | | | | PO4 | 0.002 | 0.130 | 0.118 | 0.36 | 0.251 | 0.192 | 0.0182 | 0.026 | 0.002 | 0.004 | 0.006 | 1 | | | Na | 0.058 | 0.334 | 0.314 | 0.091 | 0.128 | 0.023 | 0.072 | 0.105 | 0.232 | 0.243 | 0.026 | 0.003 | 1 | | K | 0.002 | 0 | 0.002 | 0 | 0.031 | 0 | 0.023 | 0.003 | 0.039 | 0.015 | 0.004 | 0.003 | 0.014 | 1 |
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