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Index Banded Annual Totals for Swansea:
LOW
51 days
MODERATE
29 days
HIGH
0 days
VERY HIGH
0 days

Current Readings for Swansea AURN: air quality data

Monitoring station: Swansea AURN
Last updated: GMT 21 Mar 2019 04:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 4.29 g/m3 137.43 g/m3 20/03/2019 07:00 
NO 0.71 g/m3 54.46 g/m3 20/03/2019 07:00 
NO2 3.21 g/m3 54.20 g/m3 20/03/2019 07:00 
PM10 5.35 g/m3 21.48 g/m3 19/03/2019 09:00 
PM2.5 3.55 g/m3 15.03 g/m3 19/03/2019 06:00 
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.