Yes. Icelandic cold tap water is normally safe to drink, and in Reykjavík it is usually a better choice than repeatedly buying bottled still water. Fill a reusable bottle from the cold tap.
The word cold matters. Icelandic buildings often receive cold drinking water and geothermal hot water through different systems. Hot water can have a sulphur smell and is not the source to choose for your bottle.
The simple routine
- Turn the mixer fully to cold.
- Let it run until the water is properly cold, especially after the tap has been unused.
- Fill a clean bottle or glass.
- Check local notices if the water looks, smells, or tastes unexpectedly different.
In a hotel, guesthouse, or rental, ask the host if the plumbing is unusual or a tap is specifically marked as unsuitable for drinking.
Why Reykjavík water tastes different
Veitur, the capital-area utility, says almost the entire region receives drinking water from sources in Heiðmörk and that it requires little or no treatment. It also notes that Icelandic potable water contains relatively little mineral material compared with neighbouring countries.
That can make the taste seem unusually neutral to visitors accustomed to more mineral-heavy or strongly treated water. “Pure” is often used loosely in travel marketing; the more useful point is that the municipal cold-water supply is monitored drinking water.
Water sources differ around Iceland
Not every municipality receives water from the same geology or collection system. Supplies can come from springs, boreholes, and other protected gathering areas. Veitur’s current distribution page lists sources including Heiðmörk for the capital region and Berjadalur at Akrafjall for Akranes.
That regional variation is another reason not to turn Reykjavík’s treatment and taste into a claim about every tap in the country. Use the relevant local utility when you need exact source or treatment information.
Does Icelandic tap water contain chlorine?
It is safer to say Reykjavík’s supply generally needs little or no treatment than to promise that no tap anywhere in Iceland ever receives chlorine. Treatment can differ by water source and temporary circumstances.
If exact treatment matters for health, an aquarium, brewing, or another specialist purpose, ask the local utility rather than relying on a national generalization.
Why does the hot water smell like eggs?
The familiar sulphur smell comes from geothermal hot water in many Icelandic systems. It does not mean the cold drinking water has gone bad. Run the cold tap long enough to clear any warm water that has been sitting in the building’s pipes.
If the cold water remains warm, discoloured, or unpleasant after running, stop and contact the accommodation or local utility. Veitur lists building plumbing, recent repairs, and cross-flow between hot and cold systems among possible causes of cold-water problems.
When bottled water still makes sense
Sealed water can be useful during an outage, under an official advisory, or when travelling somewhere without a verified potable supply. It can also be convenient when you forgot a bottle. None of that makes packaged still water the default purchase for an ordinary Reykjavík stay.
Bring one reusable bottle, wash it properly, and refill it. This may be the easiest money-saving advice on the site.