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Index Banded Annual Totals for Swansea:
LOW
51 days
MODERATE
11 days
HIGH
1 day
VERY HIGH
4 days

Current Readings for Swansea AURN: air quality data

Monitoring station: Swansea AURN
Last updated: GMT 08 Mar 2021 06:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 78.66 g/m3 119.70 g/m3 07/03/2021 22:00 
NO 32.17 g/m3 44.42 g/m3 07/03/2021 22:00 
NO2 29.51 g/m3 69.99 g/m3 06/03/2021 20:00 
PM10 32.17 g/m3 47.49 g/m3 07/03/2021 19:00 
PM2.5 32.61 g/m3 42.37 g/m3 07/03/2021 19:00 
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.