Font size too small?   Increase Font size | Decrease font size | See other Accessibility Options.
Index Banded Annual Totals for Swansea:
LOW
172 days
MODERATE
90 days
HIGH
2 days
VERY HIGH
0 days

Current Readings for Hafod OPSIS DOAS: air quality data

Monitoring station: Hafod OPSIS DOAS
Last updated: GMT 21 Sep 2019 01:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NO 0.00 g/m3 0.00 g/m3 21/09/2019 01:00 
NO2 36.48 g/m3 80.44 g/m3 19/09/2019 18:00 
O3 48.09 g/m3 69.48 g/m3 20/09/2019 16:00 
Benzene 0.00 g/m3 0.93 g/m3 20/09/2019 09:00 
Current Value = The hourly average
Highest Reading = Highest hourly average within the last 24 hour period

All data supplied are non-validated and for information only.