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Index Banded Annual Totals for Swansea:
LOW
104 days
MODERATE
24 days
HIGH
1 day
VERY HIGH
5 days
annual air quality totals for all Swansea monitoring stations

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

Monitoring station: Cwm Level Park Ozone and NOx
Last updated: GMT 13 May 2024 10:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 0.00 µg/m3 44.31 µg/m3 11/05/2024 20:00 
NO 0.00 µg/m3 4.90 µg/m3 12/05/2024 01:00 
NO2 0.00 µg/m3 37.62 µg/m3 11/05/2024 20:00 
O3 0.00 µg/m3 109.80 µg/m3 11/05/2024 18:00 
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.

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