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Index Banded Annual Totals for Swansea:
LOW
226 days
MODERATE
90 days
HIGH
2 days
VERY HIGH
0 days

Current Readings for Swansea AURN: air quality data

Monitoring station: Swansea AURN
Last updated: GMT 14 Nov 2019 04:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 5.68 g/m3 367.48 g/m3 13/11/2019 08:00 
NO 0.55 g/m3 191.10 g/m3 13/11/2019 08:00 
NO2 4.83 g/m3 75.47 g/m3 13/11/2019 08:00 
PM10 5.76 g/m3 27.13 g/m3 13/11/2019 08:00 
PM2.5 1.60 g/m3 16.25 g/m3 13/11/2019 23:00 
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.