Environmental Engineering Reference
In-Depth Information
Table 6.11 Monthly and seasonal concentration of dissolved oxygen at various stations of River Vishwamitri during
2002-2004
Dissolved oxygen (mg/L)
Month
Sites
Season
Station I
March
4.18 ± 0.19*
Summer
4.07 ± 0.22*
April
3.96 ± 0.21
May
Dry
August
5.32 ± 0.15
Post-monsoon
4.85 ± 0.59
September
5.14 ± 0.15
October
4.08 ± 0.19
December
5.84 ± 0.17
Winter
6.12 ± 0.67
January
7.00 ± 0.16
February
5.52 ± 0.13
Station II
March
Dry
Summer
Dry
April
Dry
May
Dry
August
5.20 ± 0.16
Post-monsoon
4.67 ± 0.65
September
4.98 ± 0.15
October
3.82 ± 0.25
December
7.08 ± 0.19
Winter
7.08 ± 0.19
January
Dry
February
Dry
Station III
March
4.02 ± 0.18
Summer
3.79 ± 0.27
April
3.52 ± 0.19
May
3.82 ± 0.18
August
4.98 ± 0.13
Post-monsoon
4.19 ± 0.69
September
4.20 ± 0.16
October
3.40 ± 0.29
December
5.98 ± 0.19
Winter
6.42 ± 1.05
January
7.80 ± 0.21
February
5.48 ± 0.19
Station IV
March
1.72 ± 0.13
Summer
1.11 ± 0.53
April
0.48 ± 0.08
May
1.14 ± 0.11
August
2.10 ± 0.16
Post-monsoon
1.71 ± 0.47
September
1.92 ± 0.19
October
1.12 ± 0.19
December
2.92 ± 0.08
Winter
2.84 ± 0.31
January
3.12 ± 0.08
February
2.48 ± 0.22
Station V
March
0.88 ± 0.08
Summer
0.53 ± 0.40
April
00
May
0.72 ± 0.08
August
1.44 ± 0.11
Post-monsoon
1.00 ± 0.34
September
0.88 ± 0.08
October
0.68 ± 0.08
December
0.90 ± 0.07
Winter
0.90 ± 0.14
January
1.04 ± 0.07
February
0.75 ± 0.06
*Values are expressed as Mean ± SD
 
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