Schedule 4 Long term objectives for ozoneI1
Northern Ireland
| 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 |
Annotations
Commencement
- I1
Sch. 4 in operation at 11.6.2010, see reg. 1