There are currently no known outstanding effects for the The Air Quality Standards Regulations (Northern Ireland) 2010, SCHEDULE 6.
Regulation 23
Commencement Information
I1Sch. 6 in operation at 11.6.2010, see reg. 1
| Averaging period | Critical level |
|---|---|
Sulphur dioxide: Calendar year and winter (1 October to 31 March) | 20 µg/m3 |
Oxides of nitrogen: Calendar year | 30 µg/m3 NOx |
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