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Index Banded Annual Totals for Swansea:
LOW
65 days
MODERATE
73 days
HIGH
1 day
VERY HIGH
0 days

Current Readings for Swansea AURN: air quality data

Monitoring station: Swansea AURN
Last updated: GMT 19 May 2019 21:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 17.58 g/m3 74.86 g/m3 18/05/2019 07:00 
NO 1.40 g/m3 29.55 g/m3 18/05/2019 06:00 
NO2 15.44 g/m3 36.55 g/m3 18/05/2019 01:00 
PM10 15.43 g/m3 27.33 g/m3 18/05/2019 01:00 
PM2.5 8.19 g/m3 34.32 g/m3 18/05/2019 01:00 
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.