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

Diffusion Tubes - Nitrogen Dioxide (NO2)

 63 Pentremawr Road, Hafod - facade diffusion tube
2012
Jan 2012 64.70 µg/m3
Jul 2012 30.90 µg/m3
Aug 2012 34.40 µg/m3
Average 2012 43.33 µg/m3