Ambient Air Quality of Sivasagar for January 2007
|
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. | ||
| Sivasagar Office Building, Sivasagar RLO |
R
|
4 | 8.25 | 7.63 | 3.42 | 4 | 9.25 | 7.66 | 4.13 | 4 | 22.50 | 21.00 | 9.72 | 4 | 38.00 | 34.75 |
11.72 |
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 Sivasagar for February 2007
|
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. | ||
| Sivasagar Office Building, Sivasagar RLO |
R
|
8 | 6.25 | 4.03 | 2.78 | 8 | 11.63 | 7.20 | 4.04 | 8 | 57.00 | 32.19 | 14.51 | 8 | 91.00 | 60.94 | 21.69 |
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 Sivasagar for March 2007
|
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. | ||
| Sivasagar Office Building, Sivasagar RLO |
R
|
11 | 5.00 | 3.80 | 1.61 | 11 | 10.13 | 8.63 | 4.16 | 11 | 105.00 | 52.32 | 31.08 | 11 | 166.50 | 81.23 | 52.71 |
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 Sivasagar for April 2007
|
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. | ||
| Sivasagar Office Building, Sivasagar RLO |
R
|
8 | 6.25 | 4.38 | 1.93 | 8 | 12.75 | 9.41 | 3.82 | 8 | 93.00 | 77.56 | 38.68 | 8 | 173.50 | 118.06 | 59.01 |
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 Sivasagar for May 2007
|
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. | ||
| Sivasagar Office Building, Sivasagar RLO |
R
|
9 | 7.50 | 6.19 | 3.18 | 9 | 14.00 | 9.29 | 5.19 | 9 | 147.50 | 94.94 | 47.48 | 9 | 167.00 | 128.44 | 53.36 |
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.