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Can you drink tap water in Norway?

Water quality, Oslo and Tromsø, bottled water and private wells.

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Short answer

Tap water is safe to drink across Norway, including in Oslo and Tromsø, unless the local municipality has issued a boil-water notice. Visit Norway says there is no need to buy bottled water. Most people in Norway get their water from municipal waterworks that draw on rivers and lakes.

Practical Norway: plugs, tap water and more a water bottle being filled at a public tap, a locker and a small clock showing opening hours

Why

  1. The Norwegian Institute of Public Health (FHI) states that water quality in Norway is good and that 89 percent of the population gets drinking water from municipal waterworks.
  2. The City of Oslo says its drinking water is of high quality and safe to drink unless the city announces otherwise, and the Oset plant supplies 90 percent of consumption.
  3. A CEPT information note for a meeting in Tromsø describes the tap water there as high quality and safe to drink.

Details

In Oslo the water can change colour, smell or taste for a while, but the city says it is still safe unless a warning is issued. Oslo's water is soft, about 2.5 °dH. Visit Norway adds that most running water in the mountains and forests is clean enough to drink, but you should avoid water that runs through pastures or comes from glaciers.

Tip

Bring a refillable bottle and fill it from the tap. If a municipality issues a boil-water notice (kokevarsel), follow its advice and boil the water before you drink it.

What may differ

About 10 percent of the population has its own private water supply, such as a well. At a cabin or farm with its own water, ask the owner whether the water is safe to drink.

People also ask

  • Is tap water in Norway safe to drink?
  • Is tap water in Oslo safe to drink?
  • Can you drink tap water in Tromsø?
  • Should I buy bottled water in Norway?

Sources

Information checked on 15 October 2026.

Practical Norway: plugs, tap water and more