chapter - 1 introduction - Meghalaya State Pollution Control Board

Hills Cement Co. Limited.
1. February’ Ist 1 st 110 35 6.0 5.5 5.2 7.9 11.3 7.5 5.8 7.4
2008
2.
2 nd 112 43 7.0 4.0 4.4 6.6 6.7 10.6 8.9 10.6
3. IInd 1 st 115 24 6.4 7.2 3.3 6.3 7.2 8.0 6.3 7.9
4.
2 nd 110 32 5.9 10.0 4.7 6.2 7.4 7.2 5.6 7.2
5. IIIrd 1 st 89 24 6.3 8.6 3.9 4.6 8.0 5.6 3.9 5.4
6.
2 nd 92 32 6.2 6.4 4.7 5.8 9.0 8.5 6.8 8.4
7. IVth 1 st 97 30 9.2 9.6 7.7 8.8 8.6 13.1 11.4 12.9
8.
2 nd 95 24 7.2 6.7 6.1 6.6 11.3 9.8 8.1 9.7
1. March’ Ist 1 st 107 27 7.0 7.5 8.1 6.2 7.0 7.8 11.8 7.7
2008
2.
2 nd 105 22 9.6 9.7 6.7 6.2 10.7 5.9 8.7 5.7
3. IInd 1 st 109 34 7.8 7.1 5.7 5.3 14.7 9.3 5.1 9.2
4.
2 nd 112 46 7.2 7.1 6.8 4.0 11.9 13.5 8.6 13.3
5. IIIrd 1 st 115 25 8.2 7.3 4.5 6.6 8.0 10.4 6.1 10.3
6.
2 nd 108 35 5.7 6.5 4.8 9.2 11.9 6.8 6.5 6.7
7. IVth 1 st 112 24 6.3 5.0 4.1 7.2 9.1 10.3 4.5 10.3
8.
2 nd 115 28 5.4 4.6 5.8 6.4 9.4 7.8 7.9 7.7
Min 89.0 22.0 4.0 5.1
Max 118.0 46.0 9.2 13.3
Mean 106.1 29.6 6.4 8.7
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