High Air Pollution in Northern Ireland

http://www.airqualityni.co.ukxa0and the Department’s freephone helpline 0800 556 677, which also offers health advice to those who may be particularly sensitive to air pollution. Air pollution is described as “low (1-3)”, “moderate (4-6)”, “high (7-9)” or “Very High (10)” in relation to the presence of particulate matter, sulphur dioxide, nitrogen dioxide, carbon monoxide and ozone. Classifications are based upon the pollutant in the highest band based upon the advice of the independent Committee on the Medical Effects of Air Pollution]]>