Font size too small?   Increase Font size | Decrease font size | See other Accessibility Options.
Index Banded Annual Totals for Swansea:
LOW
93 days
MODERATE
18 days
HIGH
1 day
VERY HIGH
4 days

Diffusion Tubes - Nitrogen Dioxide (NO2)

 158 Chemical Road, Morriston - facade diffusion tube
2012
Jan 2012 41.10 µg/m3
Apr 2012 29.60 µg/m3
May 2012 21.60 µg/m3
Jun 2012 23.60 µg/m3
Jul 2012 19.90 µg/m3
Aug 2012 23.20 µg/m3
Average 2012 26.50 µg/m3