Ambient Air Quality of Tezpur for January 2009
|
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. | ||
| Tezpur Office Building, Tezpur RLO, PCBA |
R
|
4 | 7.75 | 6.25 | 1.95 | 4 | 12.00 | 11.41 | 2.14 | 4 | 107.50 | 97.25 | 21.82 | 4 | 172.50 | 160.50 |
27.50 |
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 Tezpur for February 2009
|
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. | ||
| Tezpur Office Building, Tezpur RLO, PCBA |
R
|
8 | 8.00 | 6.31 | 2.60 | 8 | 17.25 | 14.22 | 3.01 | 8 | 346.50 | 22.69 | 67.01 | 8 | 1096.50 | 518.31 |
306.46 |
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 Tezpur for March 2009
|
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. | ||
| Tezpur Office Building, Tezpur RLO, PCBA |
R
|
9 | 10.25 | 5.83 | 2.79 | 9 | 31.25 | 15.00 | 7.14 | 9 | 293.00 | 194.11 | 80.84 | 9 | 798.00 | 520.33 | 224.28 |
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 Tezpur for April 2009
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. | ||
| Tezpur Office Building, Tezpur RLO, PCBA | R |
6 | 9.75 | 7.29 | 2.31 | 6 | 18.25 | 15.29 | 2.94 | 6 | 82.00 | 64.67 | 21.50 | 6 | 187.50 | 164.67 | 30.77 |
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 Tezpur for May 2009
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. | ||
| Tezpur Office Building, Tezpur RLO, PCBA | R |
9 | 6.00 | 4.72 | 1.81 | 9 | 13.75 | 11.44 | 2.74 | 9 | 78.50 | 52.83 | 20.71 | 9 | 204.00 | 125.44 | 52.55 |
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 Tezpur for June 2009
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. | ||
| Tezpur Office Building, Tezpur RLO, PCBA | R |
8 | 6.25 | 4.94 | 2.23 | 8 | 15.25 | 12.88 | 2.64 | 8 | 87.50 | 52.83 | 27.06 | 8 | 154.00 | 104.81 | 42.29 |
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