Marchlyn Mawr

Latest Data: Updated 04/10/2024 06:00 GMT

Parameter Index Band Concentration Period
O3 No Data 8 Hour mean
NO2 1 LOW 2 µg/m3 hourly mean
NO No Data 0 µg/m3 hourly mean
NOXasNO2 No Data 2 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

Statistics for Marchlyn Mawr

Site Name Marchlyn Mawr
Site Type Remote
Easting, Northing 261300, 361900
Latitude, Longitude 53.136152, -4.074791
OS Grid Ref SH6130061900
Address Dinorwig Power Station,Llanberis,Gwynedd,Snowdonia
Site Comments Habitat immediately below the site is mainly unimproved acid grassland and bare rock. Two big diesel generators next inlet used about twice a year.
Monitoring Network: Welsh Automatic Rural pollution Monitoring
Parameter Date Started Date Ended
Modelled Temperature 01/08/2010
Nitrogen dioxide 15/07/1999
Modelled Wind Speed 01/08/2010
Nitrogen oxides as nitrogen dioxide 15/07/1999
Modelled Wind Direction 01/08/2010
Ozone 15/07/1999
Nitric Oxide 15/07/1999

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.