S.L. 549.59 · Ambient Air Quality Regulations (S.L. 549.59)
S.L. 549.59 Art. 6Assessment thresholds.
Schedule 2 prescribes the following upper and lower assessment thresholds:
(a) for Group A pollutants, the upper and lower assessment thresholds set out in paragraphs 1 to 6 of Section A of the said Schedule; and
(b) for Group B pollutants, the upper and lower assessment thresholds set out in paragraph 7 of Section A of the said Schedule.