Annexes II VII XI XII XIII XIV - Assessment Thresholds & Limit Values

EU. Limit, Critical, Target, Long-term Values; Alert, Info. and Assessment Thresholds - Anxes II A; VII B&C; XI B; XII A&B; XIII; XIV C, D&E, Dir 2008/50/EC, amended by Dir 2015/1480/EC, 29 Aug 2015

This list contains the Limit, Critical, Target and Long-term Values on ambient air for protection of human health and vegetation. It also contains the Alert, Information and Upper and Lower Assessment thresholds for sulphur dioxide, nitrogen dioxide, benzene, carbon monoxide, lead, PM2.5, PM10 and ozone.


EC / List no: 233-069-2 CAS no: 10028-15-6
Alert Threshold
240 µg/m3
Information Threshold
180 µg/m3
Protection of Human Health
Average sampling duration
1 h
XII (Section B)
28 For the implementation of Article 24, the exceedance of the Alert threshold is to be measured or predicted for three consecutive hours.