. 2023 Jun 15;9(6):e17353. doi: 10.1016/j.heliyon.2023.e17353

Table 6.

Correlation matrix hydrochemical variables of the geothermal springs of Gandaki Province, Nepal.

	Tem.	pH	EC	TDS	Turbidity	Ca²⁺	Mg²⁺	K⁺	Na⁺	Cl⁻	NO₃⁻	SO₄^2-	HCO₃⁻	Hardness	Fe	As
Temp.	1.00
pH	0.34	1.00
EC	0.04	−0.43	1.00
TDS	0.02	−0.38	0.99^b	1.00
Turb.	−0.37	0.04	0.43	0.39	1.00
Ca²⁺	0.09	−0.74^b	0.66^a	0.68^a	0.09	1.00
Mg²⁺	−0.27	−0.51	0.73^b	0.75^b	0.14	0.64^a	1.00
K⁺	0.05	−0.36	0.95^b	0.97^b	0.33	0.71^b	0.79^b	1.00
Na⁺	−0.05	−0.31	0.97^b	0.97^b	0.44	0.55	0.72^b	0.94^b	1.00
Cl⁻	−0.23	−0.19	0.87^b	0.86^b	0.73^b	0.47	0.56	0.83^b	0.87^b	1.00
NO₃⁻	−0.44	−0.19	0.36	0.31	0.82^b	0.22	0.27	0.27	0.33	0.59^a	1.00
SO₄²⁻	−0.12	−0.52	0.85^b	0.87^b	0.14	0.73^b	0.87^b	0.89^b	0.82^b	0.67^a	0.22	1.00
HCO₃⁻	−0.05	−0.12	0.63^a	0.66^a	−0.01	0.34	0.78^b	0.67^a	0.64^a	0.45	0.08	0.83^b	1.00
HN	−0.07	−0.71^b	0.76^b	0.78^b	0.10	0.91^b	0.87^b	0.81^b	0.67^a	0.55	0.27	0.87^b	0.59^a	1.00
Fe	−0.50	−0.50	0.34	0.29	0.45	0.30	0.58^a	0.29	0.32	0.30	0.62^a	0.29	0.13	0.47	1.00
As	0.33	0.47	−0.70^b	−0.70^b	0.00	−0.45	−0.79^b	−0.69^a	−0.70^b	−0.51	0.04	−0.83^b	−0.76^b	−0.66^a	−0.27	1.00

Correlation is significant at the 0.05 level (2-tailed).

Correlation is significant at the 0.01 level (2-tailed).