We, the City of Zurich, Social Facilities and Operations, Drug Information Center, Wasserwerkstrasse 17, 8006 Zurich, Switzerland, take data protection seriously and provide information in the following statement about the collection, storage and possible use of personal data on our website. The City of Zurich, Social Services and Operations, Drug Information Center (hereinafter referred to as "DIZ") is the responsible party in terms of data protection laws and processes the data of website visitors. This declaration applies to all services offered and operated by us in connection with our website www.saferparty.ch. It applies accordingly to mobile devices or offers and presences adapted to other platforms.

Personal data

Personal data is any information relating to an identified or identifiable natural person. Personal data can be used to identify or contact a data subject. This includes, for example, name, address, e-mail address, telephone number or an IP address assigned by the internet provider. Information that does not help to identify persons (anonymous data) is not personal data.

Automatically transmitted usage data

When using our website, your internet browser automatically transmits certain usage data or so-called server log files to us for technical reasons. Among other things, these are:

  • Date and time of access
  • URL (address) of the referring website
  • retrieved file
  • Amount of data sent
  • Host name of the accessing computer (IP address)
  • Browser type and version
  • Operating system.

This information is stored by us exclusively for the purposes of the technical administration of our website, for the prevention of illegal actions in connection with our website and partly for statistical evaluation. We reserve the right to check this log data retrospectively if there is a justified suspicion of an illegal act based on concrete indications.

Data collected and processed through your information

The saferparty.ch website can generally be used without providing us with any further personal data. Personal data is only collected and stored if separate consent has been given. Unless otherwise stated, this data is only used to process the specific request.

SSL - Encryption

In order to protect the security of the data during transmission, we use state-of-the-art encryption procedures (e.g. SSL) via HTTPS.

Google Analytics

This website uses Google Analytics, a web analysis service provided by Google (Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA). Google Analytics uses cookies to analyse your use of our website. The information generated by the cookie about your use of this website will be transmitted to and stored by Google on servers in the United States. We use Google Analytics with the extension "_anonymizeIp()" so that the IP addresses transmitted to Google are only processed in abbreviated form there in order to exclude direct personal reference (IP masking). Google will use this information for the purpose of evaluating your visit to the website, compiling reports on website activity for our website and providing other services relating to website activity and internet usage. Google may also transfer this information to third parties where required to do so by law, or where such third parties process the information on Google's behalf. Google will not associate your IP address with any other data held by Google. You may refuse the use of cookies by selecting the appropriate settings on your browser, however please note that if you do this you may not be able to use the full functionality of this website. You can object to the collection and storage of data for Google Analytics at any time with effect for the future by using a browser plug-in from Google (https://tools.google.com/dlpage/gaoptout?hl=de). Please note that you will have to object again if you remove the cookies in your browser or access our website with a different browser. Further information on Google Analytics can be found here: http://www.google.com/intl/de/analytics/learn/privacy.html


Our website partly uses cookies. These are used to make the website more user-friendly, effective and secure. Cookies are small text files that are stored on the end device of the website visitor and their browser. Most of the cookies we use are so-called "session cookies". They are automatically deleted after the end of the visit. Other cookies remain stored on the end device until they are deleted. These cookies enable us to recognise the browser on the next visit. Browsers can be set to inform about the setting of cookies and to allow cookies only in individual cases, to exclude the acceptance of cookies for certain cases or in general, and to activate the automatic deletion of cookies when closing the browser If cookies are deactivated, the functionality of our website may be limited. Further information on cookies can be found here: allaboutcookies.org/ge.

Further links

This privacy statement applies only to our website. The website may contain links to external websites to which this statement does not extend. 

Change to our privacy policy

We reserve the right to adapt this data protection declaration if necessary so that it always complies with the current legal requirements or in order to implement changes to our services in the data protection declaration, e.g. when introducing new services. The new data protection statement will then apply when you visit us again.

Your rights

You have the right to obtain information from us at any time and free of charge about the data we have stored about you, and to have it corrected, blocked or deleted. To do so, please contact us by mail or e-mail at:

City of Zurich
Drug Information Center (DIZ)

Wasserwerkstrasse 17
8006 Zurich
E-mail: diz@zuerich.ch