Parameter

Winter mean

Summer mean

Probability (p)^*

SO₄

42

25

0.1541 NS

TDS

279

262

0.5633 NS

NTU

8.7

9.8

0.6628 NS

NH₄

0.135

0.184

0.6809 NS

NO₃

1.3

1.4

0.9573 NS

TN

3.0

2.3

0.3124 NS

TDN

2.6

1.9

0.2058 NS

TP

102

122

0.2718 NS

TDP

46

63

0.2018 NS

EC

0.478

0.423

0.1143 NS