Items

Usage

Na⁺

Ca²⁺

K⁺

Mg²⁺

Ave.

Min.

Max.

Ave.

Min.

Max.

Ave.

Min.

Max.

Ave.

Min.

Max.

Jun.

(n = 206)

Agricultural

18.93

4.27

63.61

42.79

5.54

193.81

2.21

0.39

13.42

9.56

2.46

60.34

Living

0.59

0.59

62.11

2.66

2.66

164.22

0.36

0.36

40.99

0.55

0.55

46.15

Drinking

17.82

4.97

68.77

38.7

6.67

229.94

1.90

0.00

35.65

7.98

0.81

37.84

Ave.

17.51

0.59

68.77

36.82

2.66

229.94

2.40

0.00

40.99

8.08

0.55

60.34

Jul.

(n = 33)

Agricultural

21.56

11.28

51.7

45.62

13.53

102.81

8.19

2.55

19.49

4.25

0.76

20.07

Living

15.58

4.97

34.78

26.72

12.51

57.02

4.61

0.72

9.59

2.94

0.37

18.4

Drinking

16.36

6.13

54.91

28.77

7.78

64.81

4.00

1.02

6.68

3.81

0.61

12.57

Ave.

17.43

4.97

54.91

32.43

7.78

102.81

5.42

0.72

19.49

3.54

0.37

20.07

Sep.

(n = 194)

Agricultural

21

1.95

178.15

36.29

4.36

189.4

3.03

0.21

10.87

9.89

1.01

62.03

Living

14.82

0.92

77.83

1.9

3.39

117.41

2.89

0.23

23.68

5.96

0.31

21.19

Drinking

16.12

3.27

55.77

30.57

7.72

87.08

1.56

0.4

8.99

6.16

1.05

23.37

Industrial

21.79

9.85

32.19

32.77

19.59

43.57

3.06

2.72

3.3

7.75

3.57

14.97

Ave.

16.51

0.92

178.15

32.23

3.39

189.4

2.45

0.21

23.68

6.74

0.31

62.03

Oct.

(n = 33)

Agricultural

69

5.6

178.7

60.83

20.9

147

34.5

1.9

124.4

24.18

11.2

35.4

Living

18.94

5.7

41.7

41.64

12.5

125.4

5.74

0.4

23.4

6.83

1.3

14.5

Drinking

16.31

7.5

55.8

27.03

9.06

51.1

1.28

0.3

5.6

4.41

1

12.6

Ave.

23.81

5.6

178.7

37.32

9.06

147

7.2

0.3

124.4

7.83

1

35.4

Nov.

(n = 17)

Agricultural

28.97

5.89

52.04

73.53

32.87

114.18

37.42

1.93

72.9

20.53

12.68

28.37

Living

22.04

5.85

51.37

46

13.31

138.89

7.75

0.47

34.38

5.68

0.29

15.65

Drinking

10.86

4.83

16.58

34.29

25.25

40.1

2.23

0.45

5.85

3.72

0.29

8.82

Ave.

18.91

4.83

52.04

45.1

13.31

138.89

9.29

0.45

72.9

6.74

0.29

28.37

Usage

(n = 483)

Agricultural

22.65

1.95

178.7

41.98

4.36

193.81

5.53

0.21

124.4

10.09

0.76

62.03

Living

16.21

0.59

77.83

33.09

2.66

164.22

3.42

0.23

40.99

6.48

0.29

46.15

Drinking

16.75

3.27

68.77

34.02

6.67

229.94

1.84

0.00

35.65

6.65

0.29

37.84

Industrial

21.79

9.85

32.19

32.77

19.59

43.57

3.06

2.72

3.3

7.75

3.7

14.92

Ave.

17.58

0.59

178.7

35

2.66

229.94

3.19

0.00

124.4

7.17

0.29

62.03

Seasonal

(483)

Pre-monsoon

17.51

0.59

68.77

36.82

2.66

229.94

2.4

0.00

40.99

8.08

0.55

60.34

Post-monsoon

17.63

0.92

178.8

33.65

3.39

189.4

3.79

0.21

124.4

6.48

0.29

62.03