The Air Quality Standards (Wales) Regulations 2007

Information on breach of air quality standards

25.—(1) The National Assembly must provide the information required by paragraphs (2) to (5) in respect of each of the pollutants to which those paragraphs relate.

(2) For Group A pollutants, the National Assembly must—

(a) indicate the extent to which—

(i) any limit value has, or

(ii) the alert thresholds for nitrogen dioxide or sulphur dioxide have,

been exceeded over the relevant averaging periods set out in Part 1 of Schedule 1 and Part 1 of Schedule 3 respectively; and

(b) provide a short assessment of these occurrences and their effects on health.

(3) For Group B pollutants, the National Assembly must—

(a) indicate any occasion during which any target value has been exceeded; and

(b) in relation to any such occurrences, provide at least the following information—

(i) the areas within each zone in which the target value was exceeded,

(ii) the cause of the occurrence and the predominant sources of emissions identified in accordance with regulation 9(2)(a),

(iii) a short assessment of the effect of the occurrence on overall compliance with the target value in the zone concerned,

(iv) the measures being taken counteract the excess concentration in accordance with regulation 9(2)(b), and

(v) the prospects for attainment of the target value in the area affected.

(4) For ozone, the National Assembly must—

(a) indicate any occasion during which concentrations have exceeded—

(i) the long-term objectives for the protection of human health,

(ii) the information threshold, or

(iii) the alert threshold;

and

(b) provide a short assessment of each occurrence, including its extent and its effects on health.

(5) The information required to be made available in paragraphs (2) and (4) must be updated in accordance with the timescales specified for those pollutants by regulation 23(2) and (3).