Question 1

What is the population of Ollières?

Accepted Answer

The commune of Ollières has 638 inhabitants per the INSEE census.

Question 2

Are there natural risks in Ollières?

Accepted Answer

Yes, Ollières is exposed to 8 natural risk(s): Affaissements et effondrements d'origine anthropique (anciennes carrières souterraines, hors mines), Feu de forêt, Inondation, Mouvement de terrain, Par une crue torrentielle ou à montée rapide de cours d'eau, Séisme, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Ollières?

Accepted Answer

Out of 66 ADEME EPCs available in Ollières, the most common label is C. 41% are rated A or B.

Question 4

What is the crime rate in Ollières?

Accepted Answer

In 2025, the crime rate in Ollières 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 Ollières?

Accepted Answer

Tap water in Ollières is compliant with quality standards. Source: ARS / Hub'eau. (93 analyses over 12 months)

Question 6

What is the air quality in Ollières?

Accepted Answer

According to LCSQA stations (5-year mean) in Ollières: PM2.5 : 8.7 µg/m³, NO₂ : 15.3 µg/m³, PM10 : 15.4 µg/m³. Source: LCSQA / Géod'air.