Bulletins Site Details Statistics Pollution Episodes

This page gives statistical results for each of the continuous monitoring sites in the region you have selected. You can find out more information about each location (monitoring site) by clicking on the map icons or selecting from the drop down list. Year shown on map: 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 (to date) View reports Change objective: all objectives annual mean nitrogen dioxide objective hourly mean nitrogen dioxide objective (no. of hours) annual mean PM10 objective daily mean PM10 objective (no. of days) 15 minute mean sulphur dioxide objective hourly mean sulphur dioxide objective daily mean sulphur dioxide objective rolling 8 hour mean ozone objective rolling 8 hour mean carbon monoxide objective annual mean PM25 objective