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Index Banded Annual Totals for Swansea:
LOW
114 days
MODERATE
85 days
HIGH
2 days
VERY HIGH
0 days

Current Readings for Swansea AURN: air quality data

Monitoring station: Swansea AURN
Last updated: GMT 20 Jul 2019 18:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 7.77 g/m3 72.94 g/m3 19/07/2019 07:00 
NO 1.71 g/m3 27.85 g/m3 19/07/2019 07:00 
NO2 5.15 g/m3 30.39 g/m3 19/07/2019 07:00 
PM10 3.34 g/m3 4.95 g/m3 19/07/2019 14:00 
PM2.5 8.19 g/m3 10.15 g/m3 20/07/2019 08:00 
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.