Publisher
Public Service Scientific Institue, ISSeP
Rue du Chéra, 200
4000 Liège
Air Quality Unit, Department of Environmental Monitoring.
Phone : 04 229 83 11
Email : This email address is being protected from spambots. You need JavaScript enabled to view it.
Hosting
ISSeP
Website development
BSide
Development of the "Air data history" application
ISSeP
Photo credits
Wallonia Belgium Tourism (WBT)
Legal information - Terms and conditions of use of site
The use of this site is subject to compliance with the general conditions described hereafter. In accessing this site, you declare to have read and accepted these general terms and conditions of use without any reservation.
Purpose of the site
The information which appears on this site or on websites of the Walloon public services, is, unless explicitly stated otherwise, of a general nature. It does not therefore target specific or personal situations, and cannot be considered as legal, professional or personal advice for the user. If you require personal or specific advice, it is your responsibility to consult with the competent services within the Walloon authorities.
Website Manager
This site is managed by the Public Service Scientific Institute (ISSeP) and the Walloon Air and Climate Agency (AwAC). Any questions or suggestions concerning the site may be sent to This email address is being protected from spambots. You need JavaScript enabled to view it. or sent via the contact form.
Quality of information and service - Limitation of liability
We take the greatest care in managing this site. However, we do not guarantee the accuracy of the information provided therein with the exception of measurement data, for which we can guarantee accuracy. Information on this site is official. However, its scope is merely informative; only corresponding written documents have legal or regulatory value. Other information is also subject to change without prior notice. As a result, we decline all responsibility for the use that may be made of the content of this site. As regards information and documents that are the subject of an official publication, only texts published in the Moniteur belge [Belgian official journal] are valid. The hypertext links on the site and directing users to other Internet sites do not commit us to taking responsibility for the content of those sites.
Intellectual property rights
The texts, layouts, illustrations and other elements of the site are protected by copyright or, in the case of databases, by a specific right. All these elements constitute the property of ISSeP and the Region of Wallonia, or, where applicable, of a third party from which ISSeP or the Region of Wallonia has obtained the necessary authorisation. Other than when stipulated to the contrary, the textual or numerical information featured on this site can be used freely, providing that the source is mentioned and providing that it is not used for advertising or commercial purposes. On the other hand, any reproduction of this information of an advertising or commercial nature, as well as any form of usage and reproduction of the other elements making up the site, such as the graphical theme, the images, the sounds, or the software applications, is strictly forbidden without prior authorisation. Any such request should be addressed to This email address is being protected from spambots. You need JavaScript enabled to view it.
Creation of hyperlinks to the site
We authorise the creation, without prior request, of surface links that redirect to the site’s homepage or to any other page in its entirety. On the other hand, the use of any techniques aiming to include all or part of the portal site in an Internet site while masking, if only partially, the exact origin of the information or which could lead to confusion about the origin of the information, such as framing or in-lining, requires written authorisation. Any such request should be addressed to This email address is being protected from spambots. You need JavaScript enabled to view it.
