Sulphur Dioxide Levels at Coleraine St., Dublin

The units of measurements for sulphur dioxide are microgrammes per cubic metre.

  • The SO2 hourly limit of 350 ug m-3 is deemed breached if more than 24 exceedances have occurred. 

This data has not yet been validated.

Sharp changes are often due to maintenance or other instrument effects and should be treated cautiously.