Cardiff Castle Street

Latest Data: Updated 22/07/2024 08:00 GMT

Parameter Index Band Concentration Period
PM10 1 LOW 8 µg/m3 (Ref.eq) 24 Hour mean
PM2.5 1 LOW 2 µg/m3 (BAM) 24 Hour mean
NO2 1 LOW 13 µg/m3 hourly mean
NO No Data 13 µg/m3 hourly mean
NOXasNO2 No Data 32 µg/m3 hourly mean

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

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Parameter Parameter Name
NO Nitric Oxide
NO2 Nitrogen dioxide
NOXasNO2 Nitrogen oxides as nitrogen dioxide
GE10 Particulates < 10um (hourly measured)
PM25 Particulates < 2.5um (hourly measured)

Statistics for Cardiff Castle Street

Site Name Cardiff Castle Street
Site Type Roadside
Easting, Northing 318055, 176459
Latitude, Longitude 51.481130, -3.181430
OS Grid Ref
Site Comments
Monitoring Network: Welsh Automatic Urban pollution Monitoring
Parameter Date Started Date Ended
Modelled Wind Direction 20/10/2020
Nitric Oxide 20/10/2020
Particulates < 10um (hourly measured) 20/10/2020
Nitrogen dioxide 20/10/2020
Modelled Temperature 20/10/2020
Nitrogen oxides as nitrogen dioxide 20/10/2020
Modelled Wind Speed 20/10/2020
Particulates < 2.5um (hourly measured) 20/10/2020

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