Tap water in Mayotte
Generally safe to drink
The WHO and UNICEF put safely managed drinking water within reach of 93% of people in Mayotte. National figures describe a country, not the tap in front of you.
What the sources say
93% of the population has safely managed drinking water, meaning it is free from contamination at the point of use.
Advises travellers that tap water is generally not safe to drink in Mayotte.
0.0/100 on the water drinkability and accessibility index, which Numbeo reads as “Very low”. This one is crowdsourced from residents rather than measured.
As an EU member state, Mayotte is bound by the Drinking Water Directive, which sets minimum quality standards and requires regular testing by suppliers.
Safe nationally still means ask locally. Older buildings can carry lead or copper pipework, and a single street can differ from the network feeding it. If you are staying somewhere old, ask your host.
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