These maps are representative for large scale phenomena; they can not reproduce local aspects of air pollution. Thus, in order to know the precise situation in your area, please refer to the information provided by the local monitoring networks officially in charge of air quality monitoring.

The PREV'AIR maps provide a free access information. It is freely usable by anyone on condition that the PREV'AIR brand name and the Internet address www.prevair.org are explicitly mentioned in any published document. For detailed informations, see: www.prevair.org.