Variables	pH	EC	Turbidity	${HCO}_{3}^{-}$ (mg/l)	${NO}_{3}^{-}$ (mg/l)	Ca²⁺ (mg/l)	Mg²⁺ (mg/l)	K⁺ (mg/l)	Na⁺ (mg/l)	${SO}_{4}^{2 -}$ (mg/l)	Cl⁻ (mg/l)
pH	1	−0.226	−0.212	0.391	−0.460	0.227	0.022	−0.266	0.166	0.226	−0.528
EC	−0.226	1	0.937	0.001	0.114	−0.493	−0.791	0.339	−0.100	−0.926	0.232
Turbidity	−0.212	0.937	1	−0.074	0.045	−0.490	−0.701	0.132	−0.106	−0.879	0.311
${HCO}_{3}^{-}$ (mg/l)	0.391	0.001	−0.074	1	−0.215	0.487	0.135	0.154	0.032	0.150	−0.245
${NO}_{3}^{-}$ (mg/l)	−0.460	0.114	0.045	−0.215	1	−0.126	−0.073	−0.041	−0.174	−0.333	0.880
Ca²⁺ (mg/l)	0.227	−0.493	−0.490	0.487	−0.126	1	0.723	0.027	−0.169	0.550	−0.205
Mg²⁺ (mg/l)	0.022	−0.791	−0.701	0.135	−0.073	0.723	1	−0.194	−0.377	0.760	−0.086
K⁺ (mg/l)	−0.266	0.339	0.132	0.154	−0.041	0.027	−0.194	1	−0.316	−0.307	−0.153
Na⁺ (mg/l)	0.166	−0.100	−0.106	0.032	−0.174	−0.169	−0.377	−0.316	1	0.255	−0.261
${SO}_{4}^{2 -}$ (mg/l)	0.226	−0.926	−0.879	0.150	−0.333	0.550	0.760	−0.307	0.255	1	−0.453
Cl⁻ (mg/l)	−0.528	0.232	0.311	−0.245	0.880	−0.205	−0.086	−0.153	−0.261	−0.453	1