Question 1

What is the population of Ollainville?

Accepted Answer

The commune of Ollainville has 74 inhabitants per the INSEE census.

Question 2

Are there natural risks in Ollainville?

Accepted Answer

Yes, Ollainville is exposed to 3 natural risk(s): Mouvement de terrain, Radon, Tassements différentiels. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Ollainville?

Accepted Answer

Out of 3 ADEME EPCs available in Ollainville, the most common label is C. 0% are rated A or B.

Question 4

What is the crime rate in Ollainville?

Accepted Answer

In 2025, the crime rate in Ollainville 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 Ollainville?

Accepted Answer

Tap water in Ollainville is compliant with quality standards. Source: ARS / Hub'eau. (59 analyses over 12 months)

Question 6

What is the air quality in Ollainville?

Accepted Answer

According to LCSQA stations (5-year mean) in Ollainville: PM2.5 : 9.0 µg/m³, NO₂ : 12.8 µg/m³, PM10 : 15.7 µg/m³. Source: LCSQA / Géod'air.