Ambient Air Quality of Hailakandi for July 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
8 9.00 5.94 2.18 8 15.50 12.88 3.68 8 123.50 70.31 38.47 8 165.00 112.44

50.25

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 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
6 8.50 6.75 2.07 6 17.75 15.33 4.27 6 50.00 36.08 12.68 6 94.00 70.75 18.82

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 Hailakandi for September 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
3 6.25 5.25 1.76 3 12.00 10.67 3.52 3 74.50 58.17 17.70 3 113.50 90.83 24.41

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 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
8 9.00 5.94 2.18 8 15.50 12.88 3.68 8 123.50 70.31 38.47 8 165.00 112.44

50.25

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 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
6 8.50 6.75 2.07 6 17.75 15.33 4.27 6 50.00 36.08 12.68 6 94.00 70.75 18.82

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 Hailakandi for December 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.
CISF Campus, Panchgram, Hailakandi, Assam
R
3 6.25 5.25 1.76 3 12.00 10.67 3.52 3 74.50 58.17 17.70 3 113.50 90.83 24.41

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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