PM2.5 levels at Longford Town

Data from PM2.5 levels at Longford Town

The measurement units for particulate matter are in microgrammes per cubic meter.

The Graph shows the latest available data for particulate matter (PM2.5) over the last 30 days. This data has not yet been validated as it is received automatically from the site. Sharp changes are often due to maintenance or other instrument effects and should be treated cautiously.

The annual target value for PM2.5 is 25 ug m-3.  There is no daily limit value for PM2.5.


Check out our 'what we monitor' page for more information on particulate matter.