Saint-Gervais-les-Bains
Tap water in Saint-Gervais-les-Bains is medium risk. Generally fine, but a few tests failed this year.
Is it safe?
Mairie de Saint Gervais les Bains
Medium risk
Generally fine, but a few tests failed this year
96.1% of bacterial tests passed and 100% of chemical tests passed, from 51 samples.
Supplied by Mairie de Saint Gervais les Bains.
Tests over a limit this year: E. coli bacteria.
Hardness: Soft (13.8 °f).
Source
French Ministry of Health drinking water checks (data.gouv.fr).
Period covered: January to September 2026.
Covers communes of roughly 1,000 people or more. Ratings weigh how many bacterial and chemical tests passed. A single failed test does not by itself lower a rating. Hardness is the median measured this year, in French degrees.
Common questions
Can I drink the tap water in Saint-Gervais-les-Bains, Auvergne-Rhône-Alpes?
Tap water in Saint-Gervais-les-Bains is medium risk. Generally fine, but a few tests failed this year.
Where do these ratings come from?
French Ministry of Health drinking water checks (data.gouv.fr). Period covered: January to September 2026.