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Index Banded Annual Totals for Swansea:
LOW
42 days
MODERATE
25 days
HIGH
6 days
VERY HIGH
8 days

Current Readings for Morriston Groundhog: air quality data

Monitoring station: Morriston Groundhog
Last updated: GMT 22 Mar 2017 22:00
Measurement Current Value Highest Reading Date and Time of
Highest Reading
NOx 69.18 g/m3 219.26 g/m3 22/03/2017 18:00 
NO 21.89 g/m3 77.47 g/m3 22/03/2017 18:00 
NO2 35.73 g/m3 100.88 g/m3 22/03/2017 18:00 
O3 3.85 g/m3 101.14 g/m3 21/03/2017 09:00 
PM2.5 0.00 g/m3 0.00 g/m3 22/03/2017 22:00 
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.