Parameter

Temperature

Humidity

NO₂

SO₂

PM _2.5

0010-0800

8

90

13.8

6.2

6.5

0810-1600

9

93

14.6

5.1

7.3

1610-2400

10

92

12.7

5.3

6.4

24 hours Average

9^oC

91.7%

13.7

5.33

6.73

NEQS Value

80 µg/m³

120 µg/m³

35 µg/m³

Note: 

Concentration of all three parameters viz. NO₂ , SO₂ and Particulate  Matter of size less than 2.5 microns (PM_2.5) are below the permissible limits of National Environmental Quality Standards (NEQS). Air quality is considered satisfactory, and air pollution poses no risk. Readings taken 24 hours a day by Pakistan Environmental Protection Agency in Islamabad.