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

Current Readings for St Thomas DOAS: air quality data

Monitoring station: St Thomas DOAS
Last updated: GMT 21 Nov 2018 18:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NO2 50.72 g/m3 63.54 g/m3 20/11/2018 05:00 
SO2 1.50 g/m3 22.95 g/m3 21/11/2018 12:00 
O3 38.51 g/m3 72.77 g/m3 20/11/2018 00:00 
Benzene 1.96 g/m3 2.67 g/m3 21/11/2018 07:00 
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.