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Legal basis

Limitation of liability

Although every care has been taken by the Federal Authorities to ensure the accuracy of the information published, no warranty can be given in respect of the accuracy, reliability, up-to-dateness or completeness of this information.

The Federal Authorities reserve the right to alter or remove the content, in full or in part, without prior notice.

In no event will the Federal Authorities be liable for any loss or damage of a material or immaterial nature arising from access to, use or non-use of published information, or from misuse of the connection or technical faults.


Links to third party websites lie outside the scope of responsibility of the Federal Authorities. Access and use of such websites occurs entirely at the user’s own risk. The Federal Authorities expressly state that they have no influence whatsoever over the content of any linked site. Responsibility for information and services of linked sites rests entirely with the relevant third parties.

No liability can be accepted in respect of the content of such websites.

Data protection

Based on Article 13 of the Federal Constitution and the provisions of Swiss data protection legislation, everyone has the right to the protection of privacy, as well as to protection from misuse of their personal details. The federal agencies with responsability for natural hazards comply with these provisions. Personal details are treated in the highest confidence and are neither passed on nor sold to third parties.

In close cooperation with our hosting provider, we make every effort to protect the databases from outside access, data loss, misuse or falsification.

No personal details are stored when you access this website. Our hosting provider's web server merely registers impersonal site usage data (log files) for the purpose of tracking trends for the federal agencies responsible for natural hazards in order to improve the information offering. Site usage data is in no way linked with personal data.

For detailed informations about Web Analytics please see below.

There is an exception, namely when you choose to take up contact with us. If you register your e-mail address, the information is then stored in a separate database not connected with the anonymous log files. You may delete your registration at any time.

Web analytics

To identify trends and improve the quality of our online services, a few non-personal items of usage data, such as your IP address, the website you last visited, which browser you are using, date and time, etc., are recorded ("Google Analytics"). The data is anonymized.

This site uses Google Analytics, an internet site analysis service provided by Google Inc. ("Google"). Google Analytics uses cookies, which are text files placed on your computer to help the internet site to analyse the use made of the site by its users. The data generated by the cookies on your use of the site (including your IP address) are sent to Google and stored by them on servers located in the United States.

IP anonymisation is enabled on this website. This means that the IP addresses transferred by Google Analytics to its server in order to monitor the use made by visitors to are automatically and immediately shortened by deleting the last three numbers of the IP address.

Google will use this information to evaluate your use of the site, to compile reports on site activity for the website owner and to provide other services in relation with activity on the site and internet use. Google may release this information to third parties, including the owner of this website, if there is a legal obligation to do so or if such third parties process data on behalf of Google. Google will not link your IP address with any other data held by Google.

You can disable the use of cookies by selecting the appropriate settings on your browser. However, if you do so this may prevent you from using some of the functions on our site. Furthermore, you can prevent Google from compiling and using the data generated by cookies in relation to your use of the site (including your IP address) by downloading and installing the browser plugin at the following link:

 Google Analytics Opt-out Browser Add-onn

By using this internet site, you expressly agree to the processing of your data by Google according to the terms and purposes described above.

Copyright & rights of use

Copyright, Swiss federal authorities, 2014.

Information on the federal authorities' websites is accessible to the public.

Downloading or copying of texts, illustrations, photos or any other data does not entail any transfer of rights on the content.

Copyright and any other rights relating to texts, illustrations, photos or any other data available on the Federal authorities' websites are the exclusive property of the federal authorities or of any other expressly mentioned owners. Any reproduction requires the prior written consent of the copyright holder.