23 April 2020 – Federal Council advises that drinking water systems in public facilities should be flushed as lockdown ends

Type of Intervention: Advisory, Guidance
Sectors Involved: Health
Level of Jurisdiction: Federal
Lead People/Agency: Federal Office for Food Security

Overview: To ensure safety of drinking water, taps have to opened for some time to allow for all tubes to become free of microbes
Full details here: https://www.admin.ch/gov/de/start/dokumentation/medienmitteilungen.msg-id-78885.html

Other links: 1
Type of Justification: Advice of INTERNAL government advisory committee or group, Scientific Evidence (e.g. academic paper, report)
Source of Evidence or Justification: World Health Organisation, National – academic, International – academic
Evidence/Justification: Longstanding practice based on scientific evidence