Question 1

What is the population of Saint-Onen-la-Chapelle?

Accepted Answer

The commune of Saint-Onen-la-Chapelle has 1,121 inhabitants per the INSEE census.

Question 2

Are there natural risks in Saint-Onen-la-Chapelle?

Accepted Answer

Yes, Saint-Onen-la-Chapelle is exposed to 4 natural risk(s): Phénomène lié à l'atmosphère, Séisme, Tempête et grains (vent), Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Saint-Onen-la-Chapelle?

Accepted Answer

Out of 73 ADEME EPCs available in Saint-Onen-la-Chapelle, the most common label is D. 5% are rated A or B.

Question 4

What is the crime rate in Saint-Onen-la-Chapelle?

Accepted Answer

In 2025, the crime rate in Saint-Onen-la-Chapelle 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 Saint-Onen-la-Chapelle?

Accepted Answer

Tap water in Saint-Onen-la-Chapelle is compliant with quality standards. Source: ARS / Hub'eau. (31 analyses over 12 months)

Question 6

What is the air quality in Saint-Onen-la-Chapelle?

Accepted Answer

According to LCSQA stations (5-year mean) in Saint-Onen-la-Chapelle: PM2.5 : 8.9 µg/m³, NO₂ : 12.5 µg/m³, PM10 : 15.5 µg/m³. Source: LCSQA / Géod'air.