The Air Quality Standards (Wales) Regulations 2010 No. 1433 (W. 126)

Regulations 8(2), 16, 23(1), 24(2)

SCHEDULE 3 Long-term objectives for ozone

Objective	Averaging period	Long-term objective	Date by which long-term objective should be met
Protection of human health	Maximum daily eight hour mean within a calendar year	120 μg/m3	Not defined
Protection of vegetation	May to July	AOT 40 (calculated from 1h values) 6000 μg/m3 · h	Not defined