Current Readings

To see the current readings from any of our monitoring stations, please select a monitoring station from the list.

Please note that all data is displayed as Greenwich Mean Time (GMT) and may therefore appear to be 2 hours "old" during the summer months. Also, please note that should the last date/time update show for example " Last updated: GMT 26 Jan 2010 09:00" this means the data displayed is for the period 09:00 to 10:00. The next update will reflect the period 10:00 to 11:00 etc etc.

Current Value: The hourly average

Highest Reading: Highest hourly within the last 24 hour period

The data supplied are non-validated and for information only.

Select a monitoring station:

30m Mast - Cwm Level Park: meterological data
Cwm Level Park Ozone and NOx: banded data
Hafod OPSIS DOAS: banded data
Morriston Groundhog: banded data
St Thomas DOAS: banded data
Swansea AURN: banded data
Swansea Bay: meterological data