Ambient Air Quality of Bongaigaon for January 2008
|
Location
|
Type
of Area
|
Sulphur
dioxide
|
Nitrogen
dioxide
|
Respirable
Suspended Particulate Matter
|
Suspended
Particulate Matter
|
||||||||||||
| n |
Max.
|
Avg.
|
Std.
Dev.
|
n |
Max. |
Avg. |
Std.
Dev.
|
n |
Max.
|
Avg.
|
Std.
Dev.
|
n |
Max.
|
Avg. | Std. Dev. | ||
| Barpara Office Building, Bongaigaon |
R
|
9 | 5.75 | 4.06 | 1.67 | 9 | 13.25 | 10.69 | 3.60 | 9 | 158.00 | 103.67 | 40.90 | 9 | 114.00 | 256.60 |
56.72 |
| Campus of Oil India Ltd. PS-6, Bongaigaon |
R
|
9 | 5.00 | 4.06 | 1.57 | 9 | 12.75 | 10.64 | 4.03 | 9 | 145.00 | 108.17 | 25.87 | 9 | 214.50 | 170.06 |
41.82 |
Note:- R – Residential and Other Areas
Avg. – Average concentration in mg/m3 , Std Dev. – standard deviation, n – number of days for which monitoring is carried out for 16 hours a day.
Ambient Air Quality of Bongaigaon for February 2008
|
Location
|
Type
of Area
|
Sulphur
dioxide
|
Nitrogen
dioxide
|
Respirable
Suspended Particulate Matter
|
Suspended
Particulate Matter
|
||||||||||||
| n |
Max.
|
Avg.
|
Std.
Dev.
|
n |
Max. |
Avg. |
Std.
Dev.
|
n |
Max.
|
Avg.
|
Std.
Dev.
|
n |
Max.
|
Avg. | Std. Dev. | ||
| Barpara Office Building, Bongaigaon |
R
|
9 | 5.75 | 4.58 | 1.79 | 9 | 18.25 | 12.53 | 4.81 | 9 | 191.00 | 112.28 | 66.56 | 9 | 270.50 | 158.83 | 76.08 |
| Campus of Oil India Ltd. PS-6, Bongaigaon |
R
|
9 | 6.25 | 4.33 | 2.27 | 9 | 14.00 | 10.76 | 4.49 | 9 | 136.50 | 103.00 | 45.99 | 9 | 201.50 | 158.89 |
45.52 |
Note:- R – Residential and Other Areas
Avg. – Average concentration in mg/m3 , Std Dev. – standard deviation, n – number of days for which monitoring is carried out for 16 hours a day.
Ambient Air Quality of Bongaigaon for March 2008
|
Location
|
Type
of Area
|
Sulphur
dioxide
|
Nitrogen
dioxide
|
Respirable
Suspended Particulate Matter
|
Suspended
Particulate Matter
|
||||||||||||
| n |
Max.
|
Avg.
|
Std.
Dev.
|
n |
Max. |
Avg. |
Std.
Dev.
|
n |
Max.
|
Avg.
|
Std.
Dev.
|
n |
Max.
|
Avg. | Std. Dev. | ||
| Barpara Office Building, Bongaigaon |
R
|
8 | 5.25 | 3.81 | 2.19 | 8 | 22.63 | 12.58 | 7.73 | 8 | 87.00 | 62.25 | 17.17 | 8 | 137.00 | 104.94 | 25.63 |
| Campus of Oil India Ltd. PS-6, Bongaigaon |
R
|
8 | 4.00 | 3.13 | 1.29 | 8 | 12.63 | 8.36 | 4.31 | 8 | 125.00 | 84.44 | 32.68 | 8 | 166.00 | 127.00 |
41.15 |
Note:- R – Residential and Other Areas
Avg. – Average concentration in mg/m3 , Std Dev. – standard deviation, n – number of days for which monitoring is carried out for 16 hours a day.