Parameter

Month-Year

PH

BOD5

mg/l

COD

mg/l

TSS

mg/l

SO4

mg/l

PO4

mg/l

NO3

mg/l

Cl

mg/l

Oil & Grease

mg/l

Jan-11

8.03

53.0

80.7

73.4

515.0

4.6

10.0

373.5

139.0

Feb-11

7.93

122.9

178.6

142.1

601.0

2.4

23.2

406.0

108.7

Jun-11

7.85

95.9

143.5

98.7

469.3

3.7

29.6

332.0

71.0

Jul-11

7.84

130.7

110.0

110.8

565.5

4.5

10.2

337.7

66.7

Aug-11

7.64

125.3

126.1

112.6

577.0

1.8

16.5

317.4

68.0

Sep-11

7.53

165.8

209.8

119.8

513.8

0.4

52.8

354.8

77.7

Oct-11

7.92

170.7

373.5

130.3

538.2

1.2

36.8

342.7

252.0

Nov-11

7.85

199.2

409.0

132.8

553.3

2.0

26.0

362.0

217.0

Dec-11

7.84

157.5

277.7

126.6

534.0

1.7

18.0

375.0

154.0

Jan-12

7.99

180.5

264.8

150.4

562.3

2.3

12.0

375.0

201.0

Feb-12

7.97

186.7

241.3

147.4

584.0

2.7

17.0

353.0

105.7

Mar-12

7.99

131.3

247.9

143.7

561.7

2.2

22.5

361.0

79.3

Apr-12

8.05

98.7

206.9

124.9

502.8

2.4

43.5

351.0

95.3

May-12

7.85

82.7

186.6

125.8

861.2

2.7

27.0

340.5

59.3

Jun-12

7.82

75.0

216.8

111.9

1131.8

2.6

19.2

336.0

134.7

Jul-12

7.99

76.7

172.0

121.3

1159.3

2.5

23.5

303.3

63.7

Average

7.88

128.3

215.3

123.3

639.4

2.5

24.2

351.3

118.3

STD

0.14

45.1

88.4

19.6

215.3

1.1

11.9

24.9

60.2

Maximum

8.05

199.2

409.0

150.4

1159.3

4.6

52.8

406.0

252.0

Minimum

7.53

53.0

80.7

73.4

469.3

0.4

10.0

303.3

59.3

IQ Standards

6-9.5

40

100

60

-

3

50

-

-