Cardiff Centre

Latest Data: Updated 28/03/2024 19:00 GMT

Parameter Index Band Concentration Period
O3 3 LOW 85 µg/m3 8 Hour mean
PM10 1 LOW 7 µg/m3 (Ref.eq) 24 Hour mean
PM2.5 1 LOW 6 µg/m3 (BAM) 24 Hour mean
SO2 1 LOW 3 µg/m3 15 Minute mean
NO2 1 LOW 8 µg/m3 hourly mean
CO No Data 0.3 mg/m3 8 Hour mean
NO No Data 0 µg/m3 hourly mean
NOXasNO2 No Data 9 µg/m3 hourly mean

Note: Values are based on provisional data. Data are GMT hour ending.

For more information on this monitoring data please contact this local authority at .

Download data in csv format

Mouse-over the graph to access further tools to analysis the data.

View last:

 

Parameter Parameter Name
O3 Ozone
NO Nitric Oxide
NO2 Nitrogen dioxide
NOXasNO2 Nitrogen oxides as nitrogen dioxide
SO2 Sulphur dioxide
CO Carbon Monoxide
GE10 Particulates < 10um (hourly measured)
PM25 Particulates < 2.5um (hourly measured)

Statistics for Cardiff Centre

Site Name Cardiff Centre
Site Type Urban centre
Easting, Northing 318416, 176526
Latitude, Longitude 51.481780, -3.176250
OS Grid Ref ST1841276530
Address Frederick Street, City Centre, Cathays, Cardiff
Site Comments The monitoring station is within a self-contained, air-conditioned housing located within a pedestrianised area. The nearest road is some 200 metres distance with a flow of 27,000 vehicles per day and is subject to periodic congestion during peak periods. The manifold inlet is located approximately 3 metres above ground level. The surrounding area comprises retail and business premises.
Monitoring Network: Welsh Automatic Urban pollution Monitoring
Parameter Date Started Date Ended
Toluene 05/09/2002 10/09/2007
1,3-Butadiene 05/09/2002 10/09/2007
mp-Xylene 05/09/2002 10/09/2007
Benzene 05/09/2002 10/09/2007
o-Xylene 05/09/2002 10/09/2007
Ethyl Benzene 05/09/2002 10/09/2007
Particulates < 10um (hourly measured) 12/05/1992
Nitrogen oxides as nitrogen dioxide 12/05/1992
Volatile PM10 (Hourly measured) 19/02/2006 10/09/2020
Carbon Monoxide 12/05/1992
Modelled Temperature 01/08/2010
Ozone 12/05/1992
Non-volatile PM2.5 (Hourly measured) 12/08/2008 10/09/2020
Nitric Oxide 12/05/1992
Modelled Wind Speed 01/08/2010
Particulates < 2.5um (hourly measured) 12/08/2008
Volatile PM2.5 (Hourly measured) 12/08/2008 10/09/2020
Nitrogen dioxide 12/05/1992
Modelled Wind Direction 01/08/2010
Non-volatile PM10 (Hourly measured) 19/02/2006 10/09/2020
Sulphur dioxide 12/05/1992

The photographs show the site itself, and views looking North, East, South and West.

  • Monitoring Site Photo

  • View North

  • View East

  • View South

  • View West

Click the button below to create the PDF statistics report for the chosen year and site above. Please note that it is stated within the report text itself whether data used to create the statistical report is ratified or provisional.

Note: it may take a few seconds to generate the report.