Variable

Minimum

Maximum

Mean

Median

Std. Dev.

T (˚C)

19.0

31.0

27.8

28.1

2.3

pH (−)

4.1

8.3

6.9

7.0

0.6

EC (µS/cm)

130

2140

646

545

360

TDS (mg/L)

123

1622

475

390

276

Ca²⁺ (mg/L)

11.2

172.8

45.1

38.8

26.3

Mg²⁺ (mg/L)

2.6

89.8

27.2

22.4

18.0

Na⁺ (mg/L)

3.2

257.5

58.2

49.4

38.3

K⁺ (mg/L)

1.1

32.5

6.5

5.9

4.1

$HC{O}_3^{-}$ (mg/L)

42.7

597.8

291.6

292.8

118.5

Cl⁻ (mg/L)

0.5

235.3

38.8

17.0

50.7

$S{O}_4^{2-}$ (mg/L)

1.0

187.7

20.8

5.7

36.4

$N{O}_3^{-}$ (mg/L)

610.2

45.7

4.8

94.2

SiO₂ (mg/L)

14.7

82.2

51.3

51.5

14.6