Geofluids / 2019 / Article / Tab 4 / Research Article
Inferred Industrial and Agricultural Activities Impact on Groundwater Quality of Skhira Coastal Phreatic Aquifer in Southeast of Tunisia (Mediterranean Region) Table 4 Pearson correlation matrix of water quality variables of the Skhira phreatic aquifer.
Variables T (°C) pH EC O2 Na Cl K Ca Mg HCO3 SO4 NO3 NO2 NH4 H2 PO4 F Al Fe Zn T°C 1 -0.2622 0.3448 -0.2821 0.3502 0.4080 0.3888 0.2748 0.4795 0.3992 0.3418 -0.0142 0.5064 -0.0976 0.0988 0.3494 0.4027 0.1394 0.2339 pH 1 -0.7796 0.8479 -0.7591 -0.8097 -0.7664 -0.5462 -0.8120 -0.8756 -0.7994 0.4963 -0.7304 -0.5314 -0.3805 -0.8257 -0.6325 -0.6563 -0.4568 CE 1 -0.8847 0.9442 0.9293 0.7763 0.8600 0.9259 0.7627 0.9332 -0.7574 0.6726 0.7391 0.7654 0.9451 0.5974 0.8518 0.6886 O2 1 -0.9138 -0.9429 -0.7757 -0.7448 -0.8569 -0.9169 -0.9445 0.7765 -0.8609 -0.6214 -0.5593 -0.9120 -0.4843 -0.7497 -0.5753 Na 1 0.9694 0.8191 0.8144 0.8719 0.8404 0.9822 -0.7565 0.7355 0.6561 0.7937 0.9400 0.5921 0.7910 0.7367 Cl 1 0.7911 0.8118 0.8950 0.8804 0.9718 -0.7494 0.7946 0.6268 0.6491 0.9164 0.5742 0.7873 0.7403 K 1 0.4933 0.7222 0.7998 0.7665 -0.5573 0.6597 0.4191 0.6068 0.8376 0.6343 0.5586 0.4502 Ca 1 0.8257 0.5216 0.8390 -0.7900 0.5231 0.6795 0.7293 0.7321 0.4329 0.7656 0.7563 Mg 1 0.7866 0.9052 -0.6217 0.7538 0.6721 0.6137 0.8894 0.5483 0.7700 0.5879 HCO3 1 0.8721 -0.5042 0.8999 0.4324 0.4061 0.8448 0.5001 0.6209 0.4372 SO4 1 -0.7516 0.7864 0.6853 0.7283 0.9238 0.5593 0.8114 0.7054 NO3 1 -0.4840 -0.6834 -0.6368 -0.7192 -0.3187 -0.6955 -0.6246 NO2 1 0.2728 0.2972 0.7513 0.3292 0.4579 0.3828 NH4 1 0.6081 0.6419 0.3867 0.9012 0.4966 H2PO4 1 0.6968 0.5216 0.6157 0.6625 F 1 0.5649 0.7649 0.5731 Al 1 0.5732 0.6085 Fe 1 0.6062 Zn 1