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- Latest available (Revised) - Welsh
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- Original (As made) - Welsh
This is the original version (as it was originally made).
Regulations 8(2), 16, 23(1), 24(2)
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 |
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