Is Oslo Tap Water Safe To Drink?
Yes! The tap water is safe to drink.
Yes, tap water in Oslo, Norway, is safe to drink. It meets strict national and EU quality standards for drinking water.
Oslo's water comes mainly from protected reservoirs, treated with methods ensuring purity and safety. Regular testing confirms low contaminants and pathogen-free status.
Residents and visitors commonly consume tap water without health issues. Authorities continue monitoring to maintain high quality and public trust in the water supply.
Last checked: 2025-04-25
Norway is ranked as number 6 globally with a score of 97.6% in the water quality EPI research conducted by Yale University.
Source of Water in Oslo, Norway
The main sources of Oslo's tap water are surface water from Maridalsvannet and Voksenvann lakes. These are protected forested catchment areas.
Maridalsvannet is Oslo's largest drinking water reservoir, supplying about 90% of the city's water needs. Its clean, natural environment ensures high-quality water.
Water is collected, treated with disinfection and filtration processes, then distributed. Strict protection of catchment areas preserves water quality before treatment.
Oslo Drinking Fountains
Public drinking fountains in Oslo are generally safe to use. They receive water from the same treated supply as household taps.
Regular maintenance and cleaning ensure fountains meet hygiene standards. Occasional checks confirm they remain free from contaminants and safe for public use.
Users should observe cleanliness before use. If a fountain appears damaged or unclean, it is advisable to avoid drinking from it.
Drinking Water Map
Here is a map showing all the locations of drinking water spots in Oslo. You can click on each water drop to open the spot directly in Google Maps for directions.