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Index Banded Annual Totals for Swansea:
LOW
98 days
MODERATE
88 days
HIGH
2 days
VERY HIGH
13 days

Current Readings for Cwm Level Park Ozone and NOx: air quality data

Monitoring station: Cwm Level Park Ozone and NOx
Last updated: GMT 20 Jul 2018 16:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 7.88 g/m3 59.97 g/m3 20/07/2018 06:00 
NO 0.97 g/m3 21.31 g/m3 20/07/2018 06:00 
NO2 6.39 g/m3 27.41 g/m3 20/07/2018 06:00 
O3 43.35 g/m3 86.35 g/m3 20/07/2018 10:00 
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.