Parameters
Date

Suspended
Particulate Matter (mg/m³)

Respirable
Suspended Particulate
Matter
(mg/m³)

Sulphur dioxide
(mg/m³)

Nitrogen dioxide
(mg/m³)

Maximum *
Permissible limit (g/m³)

100

75

30

30

01/4/04

468.08

184.46

7.6

66

02/4/04

470.62

169.66

7.58

66.56

03/4/04

ND

ND

ND

ND

04/4/04

ND

ND

ND

ND

05/4/04

ND

ND

ND

ND

06/4/04

420.60

143.90

7

64.48

07/4/04

638.46

148.75

7.8

67

08/4/04

664.38

133.71

7.5

66

09/4/04

425.03

107.44

6.6

63.88

10/4/04

483.79

136.04

6.9

64

11/4/04

633.70

147.55

7.2

65.3

12/4/04

488.21

135.91

6.7

63.8

13/4/04

836.34

149.17

7

68

14/4/04

699.94

144.17

6.8

66

15/4/04

ND

ND

ND

ND

16/4/04

561.69

13.45

6.2

65

17/4/04

974.31

199.15

7.5

70

18/4/04

748.56

179.03

7.2

68

19/4/04

553.74

142.92

7

67

20/4/04

683.11

129.8

6.9

67

21/4/04

709.49

136.34

7

68

22/4/04

664.26

116.92

6.3

66

23/4/04

321.94

93.64

4

54

24/4/04

246.76

77.85

3

50

25/4/04

199.46

86.99

3.4

52

26/4/04

217.49

76.85

3.8

53

27/4/04

328.73

78.97

4.5

55

28/4/04

392.55

86.29

4.8

57

29/4/04

350.01

66.83

4.03

45

30/4/04

152.50

52.62

3

30