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Index Banded Annual Totals for Swansea:
LOW
152 days
MODERATE
35 days
HIGH
2 days
VERY HIGH
34 days
annual air quality totals for all Swansea monitoring stations

Current Readings for St Thomas DOAS: air quality data

Monitoring station: St Thomas DOAS
Last updated: GMT 11 Aug 2022 07:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NO2 0.00 µg/m3 88.79 µg/m3 10/08/2022 01:00 
SO2 0.00 µg/m3 10.76 µg/m3 10/08/2022 09:00 
O3 0.00 µg/m3 80.86 µg/m3 09/08/2022 16:00 
Benzene 0.00 µg/m3 0.86 µg/m3 09/08/2022 18:00 
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.

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