Question 1

What is the population of Onans?

Accepted Answer

The commune of Onans has 366 inhabitants per the INSEE census.

Question 2

Are there natural risks in Onans?

Accepted Answer

Yes, Onans is exposed to 4 natural risk(s): Eboulement ou chutes de pierres et de blocs, Inondation, Mouvement de terrain, Séisme. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Onans?

Accepted Answer

Out of 21 ADEME EPCs available in Onans, the most common label is D. 10% are rated A or B.

Question 4

What is the crime rate in Onans?

Accepted Answer

In 2025, the crime rate in Onans 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 Onans?

Accepted Answer

Tap water in Onans is compliant with quality standards. Source: ARS / Hub'eau. (20 analyses over 12 months)

Question 6

What is the air quality in Onans?

Accepted Answer

According to LCSQA stations (5-year mean) in Onans: PM2.5 : 8.9 µg/m³, NO₂ : 14.1 µg/m³, PM10 : 13.2 µg/m³. Source: LCSQA / Géod'air.