Is Tap Water Safe to Drink in Finland?
Yes, tap water in Finland is safe to drink everywhere and has repeatedly been ranked among the best quality tap water in the world by international water quality assessments.
Water Source
About two-thirds of Finnish tap water is groundwater, much of it filtered naturally through esker (glacial ridge) formations. The rest is surface water: Helsinki's supply comes from Lake Päijänne through a 120 km rock tunnel and is fully treated.
Contaminants & Concerns
No significant concerns anywhere in the country.
Regional Variations
Uniformly excellent across Helsinki, Tampere, and rural areas.
Water Hardness
Very soft, typically under 50 mg/L.
Do Locals Drink Tap Water?
Yes, tap water is the strong default throughout Finnish households.
Tips for Travelers
- •Helsinki tap water is safe, soft, and pleasant tasting
- •No need to buy bottled water anywhere in Finland
- •Public facilities and even many saunas provide safe tap water
Recommended Precautions
No special precautions needed
Cities in Finland
Frequently Asked Questions
Sources & References
The safety rating and guidance on this page draw on the following sources. See our full methodology.
- •WHO Guidelines for Drinking-water Quality
- •CDC Travelers' Health destination pages
- •WHO/UNICEF Joint Monitoring Programme (JMP)
- •National and municipal water utility public quality reports