Ambient Air Quality of Hailakandi for July 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
8 7.75 4.75 2.23 8 13.25 10.30 3.48 8 28.50 19.63 9.27 8 50.00 30.38

15.11

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 Hailakandi for August 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
9 5.00 4.14 1.40 9 14.00 11.57 2.96 9 31.50 25.11 7.95 9 100.50 55.11 30.56

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 Hailakandi for September 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
3 7.25 6.25 1.82 3 14.50 13.58 3.40 3 37.00 29.50 11.71 3 71.00 57.33 23.17

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 Hailakandi for October 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
8 8.25 5.63 2.12 8 14.50 11.98 2.98 8 45.50 39.19 8.92 8 84.50 71.63 15.78

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 Hailakandi for November 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
8 4.50 4.13 1.54 8 13.25 11.02 3.56 8 55.50 38.50 9.11 8 84.00 65.63 14.44

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 Hailakandi for December 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
8 6.25 5.00 1.81 8 14.75 12.14 3.31 8 95.00 73.75 38.61 8 158.50 128.06 53.79

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.

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