TapWaterGuide
Worldwide water safety reference
Not Safe Vietnam · Last reviewed:

Is Tap Water Safe to Drink in Hanoi?

No, tap water in Hanoi is not safe to drink. Locals and travelers alike rely on boiled, filtered, or bottled water.

Hardness
Not centrally published; not relevant given universal bottled/filtered use.
Country
Vietnam
Rating
Not Safe

Water Source

Treatment plants exist but distribution networks are old, and water is not chlorinated to a level considered safe for direct drinking by health authorities.

Contaminants & Concerns

Bacterial contamination from pipe leakage and inconsistent treatment is the primary concern.

Tips

  • Bottled water is cheap and sold everywhere, including at convenience stores
  • Many cafes serve free boiled or filtered water (nước lọc) that is generally safe
  • Use bottled water for brushing teeth

Frequently Asked Questions

Sources & References

The safety rating and guidance on this page draw on the following sources. See our full methodology.

Other Cities in Vietnam