Regulation 23(2)
1. In cases where either the information or the alert threshold for nitrogen dioxide, sulphur dioxide or ozone in Schedule 4 is exceeded the details set out in paragraphs 3 to 6, as a minimum, must be made available to the public.
2. In cases where either the information or the alert threshold for one of those pollutants in Schedule 4 is predicted to be exceeded, the information set out in paragraphs 3 to 6 must be provided where practicable, as though references to exceedances in those paragraphs were references to predicted exceedances.
3. Information on any incident where information or alert thresholds have been exceeded—
(a)the location or area where thresholds have been exceeded;
(b)the type of threshold exceeded (information or alert threshold);
(c)the time at which the threshold was exceeded and the duration of the incident; and
(d)in the case of ozone, the highest one hour and eight hour concentration.
4. Forecast for the following afternoon, day and days—
(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.
5. Information on the type of population concerned, possible health effects and recommended conduct, in particular—
(a)information on the population groups at risk;
(b)description of likely symptoms;
(c)recommended precautions to be taken by the population concerned; and
(d)where to find further information.
6. Information on the following additional matters–
(a)information on preventive action to reduce pollution or exposure to it;
(b)an indication of the main source sectors; and
(c)recommendations for action to reduce emissions.