Prague Yearly Air Quality Index
 |
Year |
 |
NO2 Year average |
 |
PM10 year average |
 |
PM10 exceedences daily average |
 |
O3, # of days with 8-hour average >=120µg/m3 |
 |
SO2 year average |
 |
Benzene year average |
 |
City Index |
 |
2003 |
 |
1 |
 |
1.01 |
 |
1.01 |
 |
- |
 |
0.38 |
 |
- |
 |
1.01 |
 |
2004 |
 |
1 |
 |
0.88 |
 |
0.88 |
 |
- |
 |
0.25 |
 |
- |
 |
0.92 |
 |
2005 |
 |
1.06 |
 |
0.95 |
 |
0.95 |
 |
- |
 |
0.26 |
 |
- |
 |
0.99 |
 |
2007 |
 |
1.04 |
 |
0.81 |
 |
1.31 |
 |
0.12 |
 |
0.25 |
 |
- |
 |
1.06 |
 |
2008 |
 |
1.04 |
 |
0.63 |
 |
0.54 |
 |
0.04 |
 |
0.23 |
 |
- |
 |
0.74 |
 |
2009 |
 |
0.99 |
 |
0.7 |
 |
0.77 |
 |
0 |
 |
0.25 |
 |
- |
 |
0.82 |
 |

|
Year |
 |
NO2 Year average |
 |
PM10 year average |
 |
PM10 exceedences daily average |
 |
O3, # of days with 8-hour average >=120µg/m3 |
 |
SO2 year average |
 |
Benzene year average |
 |
City Index |
 |
2003 |
 |
0.72 |
 |
0.89 |
 |
0.89 |
 |
- |
 |
0.32 |
 |
0.28 |
 |
0.83 |
 |
2004 |
 |
0.61 |
 |
0.78 |
 |
0.78 |
 |
- |
 |
0.23 |
 |
0.32 |
 |
0.72 |
 |
2005 |
 |
0.64 |
 |
0.78 |
 |
0.78 |
 |
- |
 |
0.23 |
 |
0.32 |
 |
0.73 |
 |
2007 |
 |
0.52 |
 |
0.65 |
 |
0.77 |
 |
1.24 |
 |
0.28 |
 |
- |
 |
0.8 |
 |
2008 |
 |
0.52 |
 |
0.59 |
 |
0.4 |
 |
0.92 |
 |
0.17 |
 |
0.16 |
 |
0.61 |
 |
2009 |
 |
0.52 |
 |
0.64 |
 |
0.57 |
 |
0.6 |
 |
0.2 |
 |
0.2 |
 |
0.58 |
 |
|