Weekly Air Quality

H.P. STATE POLLUTION CONTROL BOARD
"HIM PARIVESH" PHASE-III, BELOW BCS, NEW SHIMLA-171009
Ph. No. 0177-2673766, 2673032, 2673020, 2673507, Fax No. 2673018.

Data of Ambient Air Quality, Shimla from 15.02.2010 to 20.02.2010

Station : Tekka Bench

Date	SO₂^*	NOx ^*	RSPM ^*
15.02.2010	BDL	BDL	69
17.02.2010	BDL	BDL	47
19.02.2010	BDL	BDL	46

Note :- Standard limit for SO₂,NO_x is 80 µg/m³& for RSPM 100 µg/m³(24 hrs)^*- values in µg/m³

Station: Bus Stand

Date	SO₂^*	NOx ^*	RSPM ^*
16.02.2010	BDL	13.86	66
18.02.2010	BDL	15.98	53
20.02.2010	BDL	BDL	60

Note :- Standard limit for SO₂,NO_x is 80 µg/m³& for RSPM 100 µg/m³(24 hrs)

^{as per NAAQS Notification dated 16.11.2009}^*- values in µg/m³

BDL= Blow Detection Limit

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