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Running Annual Total for Swansea:
LOW
45 days
MODERATE
107 days
HIGH
2 days
VERY HIGH
3 days
annual air pollution totals for all Swansea monitoring stations

Tables, reports & downloads

To see a specific table or report please specify the parameters to the right. You can choose to see an onscreen PDF or have a .csv file emailed to you.

You can only request that data be sent for one substance and one monitoring station at a time. Please note the colour code that matches a monitoring station to the pollutants monitored at that station.

For more information about air quality in the rest of the UK please see the Air Index Archive

All data are displayed as an hourly average.
The data supplied are non-validated and for information only.

Select a monitoring station:
30m Mast - Cwm Level Park  
30m Mast - Cwm Level Park
Hafod Street Canyon Meteorological Monitoring Station  
Hafod Street Canyon Meteorological Monitoring Station
Morfa Groundhog  
Morfa Groundhog
Morriston Groundhog  
Morriston Groundhog
OPSIS Guildhall Meteorological Station  
OPSIS Guildhall Meteorological Station
St Thomas DOAS  
St Thomas DOAS
Swansea AURN  
Swansea AURN
 

You can only request data sent for one substance and one monitoring station at a time.

Air Quality data
 NOx  
Morfa Groundhoggraphic used for layoutMorriston Groundhoggraphic used for layoutSwansea AURNgraphic used for layout
 NO  
Morfa Groundhoggraphic used for layoutMorriston Groundhoggraphic used for layoutSwansea AURNgraphic used for layoutHafod OPSIS DOASgraphic used for layout
 NO2  
Morfa Groundhoggraphic used for layoutMorriston Groundhoggraphic used for layoutSwansea AURNgraphic used for layoutHafod OPSIS DOASgraphic used for layoutSt Thomas DOASgraphic used for layout
 SO2  
Morfa Groundhoggraphic used for layoutMorriston Groundhoggraphic used for layoutSwansea AURNgraphic used for layoutSt Thomas DOASgraphic used for layout
 H2S  
Morriston Groundhoggraphic used for layout
 CO  
Morfa Groundhoggraphic used for layoutMorriston Groundhoggraphic used for layoutSwansea AURNgraphic used for layout
 O3  
Morriston Groundhoggraphic used for layoutSwansea AURNgraphic used for layoutHafod OPSIS DOASgraphic used for layoutSt Thomas DOASgraphic used for layout
 PM10  
Morfa Groundhoggraphic used for layoutMorriston Groundhoggraphic used for layoutSwansea AURNgraphic used for layout
 PM2.5  
Swansea AURNgraphic used for layout
 Benzene  
Hafod OPSIS DOASgraphic used for layoutSt Thomas DOASgraphic used for layout
 Toluene  
St Thomas DOASgraphic used for layout
 Xylene  
St Thomas DOASgraphic used for layout
Meteorological data
 Wind Speed  
OPSIS Guildhall Meteorological Stationgraphic used for layoutMorriston Groundhoggraphic used for layoutMorfa Groundhoggraphic used for layout
 Wind Direction  
Morfa Groundhoggraphic used for layoutOPSIS Guildhall Meteorological Stationgraphic used for layoutMorriston Groundhoggraphic used for layout
 Wind Speed at 1Om  
30m Mast - Cwm Level Parkgraphic used for layout
 Wind Direction at 10m  
30m Mast - Cwm Level Parkgraphic used for layout
 Wind Speed at 3Om  
30m Mast - Cwm Level Parkgraphic used for layout
 Wind Direction at 30m  
30m Mast - Cwm Level Parkgraphic used for layout
 Wind Speed 5m above roof ridge level  
Hafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 Wind Direction 5m above roof ridge level  
Hafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 Horizontal Wind Speed at first floor level  
Hafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 Horizontal Wind Direction at first floor level  
Hafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 Vertical Wind Speed at first floor level  
Hafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 Air Temperature  
Morfa Groundhoggraphic used for layoutOPSIS Guildhall Meteorological Stationgraphic used for layoutMorriston Groundhoggraphic used for layout
 8m Differential Temperature  
30m Mast - Cwm Level Parkgraphic used for layout
 22m Differential Temperature  
30m Mast - Cwm Level Parkgraphic used for layout
 2m Absolute Temperature  
30m Mast - Cwm Level Parkgraphic used for layout
 2m Differential Temperature  
30m Mast - Cwm Level Parkgraphic used for layout
 Air Temperature at first floor level  
Hafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 2m Relative Humidity  
30m Mast - Cwm Level Parkgraphic used for layout
 Relative Humidity at first floor level  
Hafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 Barometric Pressure  
OPSIS Guildhall Meteorological Stationgraphic used for layout
 Global Radiation  
OPSIS Guildhall Meteorological Stationgraphic used for layoutHafod Street Canyon Meteorological Monitoring Stationgraphic used for layout
 Global Radiation at 30m  
30m Mast - Cwm Level Parkgraphic used for layout
 Global Reflected Radiation  
OPSIS Guildhall Meteorological Stationgraphic used for layout
 Terrestial Radiation  
OPSIS Guildhall Meteorological Stationgraphic used for layout
 Rainfall  
OPSIS Guildhall Meteorological Stationgraphic used for layout30m Mast - Cwm Level Parkgraphic used for layout
 UV(A)  
OPSIS Guildhall Meteorological Stationgraphic used for layout
 UV(B)  
OPSIS Guildhall Meteorological Stationgraphic used for layout

(for analysed single month)

or for raw data:

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