Question 1

What is the population of Chapelle-Onzerain?

Accepted Answer

The commune of Chapelle-Onzerain has 110 inhabitants per the INSEE census.

Question 2

Are there natural risks in Chapelle-Onzerain?

Accepted Answer

Yes, Chapelle-Onzerain is exposed to 4 natural risk(s): Affaissements et effondrements d'origine anthropique (anciennes carrières souterraines, hors mines), Mouvement de terrain, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Chapelle-Onzerain?

Accepted Answer

Out of 8 ADEME EPCs available in Chapelle-Onzerain, the most common label is E. 0% are rated A or B.

Question 4

What is the crime rate in Chapelle-Onzerain?

Accepted Answer

In 2025, the crime rate in Chapelle-Onzerain was 0 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 Chapelle-Onzerain?

Accepted Answer

Tap water in Chapelle-Onzerain is non-compliant on some parameters. Source: ARS / Hub'eau. (425 analyses over 12 months) Exceedances were observed for: nitrates, bactériologie.

Question 6

What is the air quality in Chapelle-Onzerain?

Accepted Answer

According to LCSQA stations (5-year mean) in Chapelle-Onzerain: PM2.5 : 9.0 µg/m³, NO₂ : 12.3 µg/m³, PM10 : 14.2 µg/m³. Source: LCSQA / Géod'air.