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Index Banded Annual Totals for Swansea:
LOW
65 days
MODERATE
21 days
HIGH
0 days
VERY HIGH
4 days

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

Monitoring station: Cwm Level Park Ozone and NOx
Last updated: GMT 30 Mar 2020 02:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 0.00 g/m3 6.87 g/m3 28/03/2020 06:00 
NO 0.00 g/m3 0.62 g/m3 28/03/2020 06:00 
NO2 0.00 g/m3 5.92 g/m3 28/03/2020 06:00 
O3 0.00 g/m3 98.65 g/m3 28/03/2020 04:00 
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.