Question 1

What is the population of Saint-Jean-devant-Possesse?

Accepted Answer

The commune of Saint-Jean-devant-Possesse has 29 inhabitants per the INSEE census.

Question 2

Are there natural risks in Saint-Jean-devant-Possesse?

Accepted Answer

Yes, Saint-Jean-devant-Possesse is exposed to 2 natural risk(s): Mouvement de terrain, Tassements différentiels. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Saint-Jean-devant-Possesse?

Accepted Answer

Out of 5 ADEME EPCs available in Saint-Jean-devant-Possesse, the most common label is D. 0% are rated A or B.

Question 4

What is the crime rate in Saint-Jean-devant-Possesse?

Accepted Answer

In 2025, the crime rate in Saint-Jean-devant-Possesse 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-Jean-devant-Possesse?

Accepted Answer

Tap water in Saint-Jean-devant-Possesse is non-compliant on some parameters. Source: ARS / Hub'eau. (299 analyses over 12 months) Exceedances were observed for: nitrates, bactériologie.

Question 6

What is the air quality in Saint-Jean-devant-Possesse?

Accepted Answer

According to LCSQA stations (5-year mean) in Saint-Jean-devant-Possesse: PM2.5 : 8.4 µg/m³, NO₂ : 9.9 µg/m³, PM10 : 15.2 µg/m³. Source: LCSQA / Géod'air.