Question 1

What is the population of Roche-sur-Grane?

Accepted Answer

The commune of Roche-sur-Grane has 190 inhabitants per the INSEE census.

Question 2

Are there natural risks in Roche-sur-Grane?

Accepted Answer

Yes, Roche-sur-Grane is exposed to 3 natural risk(s): Inondation, Séisme, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Roche-sur-Grane?

Accepted Answer

Out of 20 ADEME EPCs available in Roche-sur-Grane, the most common label is C. 0% are rated A or B.

Question 4

What is the crime rate in Roche-sur-Grane?

Accepted Answer

In 2025, the crime rate in Roche-sur-Grane 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 Roche-sur-Grane?

Accepted Answer

Tap water in Roche-sur-Grane is compliant with quality standards. Source: ARS / Hub'eau. (80 analyses over 12 months)

Question 6

What is the air quality in Roche-sur-Grane?

Accepted Answer

According to LCSQA stations (5-year mean) in Roche-sur-Grane: PM2.5 : 9.2 µg/m³, NO₂ : 13.5 µg/m³, PM10 : 15.6 µg/m³. Source: LCSQA / Géod'air.