The Air Quality Standards (Wales) Regulations 2010 No. 1433 (W. 126)

SCHEDULE 7 E+W Public information in relation to alert and information thresholds for nitrogen dioxide, sulphur dioxide and ozone

4.  Forecast for the following afternoon, day and days— E+W

(a) the geographical area in which it is expected that an information or alert threshold will be exceeded; and

(b) the expected change in pollution, that is, improvement, stabilisation or deterioration, and the reasons for that change.