Countries Where Filters Are Optional

Destinations where filters improve taste but aren't required

Argentina

Conditional safe (Boil/Filter/Check with local guides)

Yes

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Romania

Safe

Yes

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South Korea

Conditional safe (Boil/Filter/Check with local guides)

Yes

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Not sure where to start?

Start with a region below

Africa

Complete tap water safety information for African countries across North Africa, East Africa, West Africa, Southern Africa, and Central Africa.

Asia

Comprehensive tap water safety information for countries across Asia, including Southeast Asia, East Asia, South Asia, and Central Asia.

Caribbean

Complete tap water safety guides for Caribbean islands including Jamaica, Bahamas, Dominican Republic, Barbados, Aruba, Trinidad and Tobago, and all major island destinations.

Central America

Comprehensive tap water safety information for Central American countries including Belize, Costa Rica, Panama, Guatemala, Honduras, El Salvador, and Nicaragua.

Europe

Complete tap water safety guides for European countries, covering Western Europe, Eastern Europe, Southern Europe, and Northern Europe.

Middle East

Water safety information for Middle Eastern countries including the Gulf states, Levant, and Arabian Peninsula.

North America

Tap water safety information for North American countries including the United States, Canada, Mexico

Oceania

Tap water safety guides for Oceania including Australia, New Zealand, and Pacific Island nations.

South America

Water safety guides for South American countries covering the entire continent from Colombia to Argentina.

We don't conduct independent water testing. We summarises and interpret publicly available official data. Conditions can change rapidly — always verify with local authorities before travelling.