Question 1

What is the population of Chens-sur-Léman?

Accepted Answer

The commune of Chens-sur-Léman has 3,005 inhabitants per the INSEE census.

Question 2

Are there natural risks in Chens-sur-Léman?

Accepted Answer

Yes, Chens-sur-Léman is exposed to 14 natural risk(s): Eboulement ou chutes de pierres et de blocs, Effet de surpression, Engins de guerre, Glissement de terrain, Inondation, Mouvement de terrain, Par lave torrentielle (torrent et talweg), Par remontées de nappes naturelles, Par ruissellement et coulée de boue, Par une crue torrentielle ou à montée rapide de cours d'eau, Radon, Risque industriel, Séisme, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Chens-sur-Léman?

Accepted Answer

Out of 208 ADEME EPCs available in Chens-sur-Léman, the most common label is D. 14% are rated A or B.

Question 4

What is the crime rate in Chens-sur-Léman?

Accepted Answer

In 2025, the crime rate in Chens-sur-Léman was 19.2 offences per 1,000 inhabitants (burglaries, theft, violence, vandalism). Source: SSMSI / French Ministry of the Interior.

Question 5

Is the tap water safe to drink in Chens-sur-Léman?

Accepted Answer

Tap water in Chens-sur-Léman is compliant with quality standards. Source: ARS / Hub'eau. (128 analyses over 12 months)

Question 6

What is the air quality in Chens-sur-Léman?

Accepted Answer

According to LCSQA stations (5-year mean) in Chens-sur-Léman: PM2.5 : 9.3 µg/m³, NO₂ : 15.2 µg/m³, PM10 : 15.2 µg/m³. Source: LCSQA / Géod'air.