Question 1

What is the population of Saint-Symphorien-de-Lay?

Accepted Answer

The commune of Saint-Symphorien-de-Lay has 1,976 inhabitants per the INSEE census.

Question 2

Are there natural risks in Saint-Symphorien-de-Lay?

Accepted Answer

Yes, Saint-Symphorien-de-Lay is exposed to 12 natural risk(s): Affaissement minier, Effondrements localisés, Engins de guerre, Inondation, Mouvement de terrain, Par une crue torrentielle ou à montée rapide de cours d'eau, Phénomène lié à l'atmosphère, Radon, Séisme, Tassements, Tassements différentiels, Tempête et grains (vent). Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Saint-Symphorien-de-Lay?

Accepted Answer

Out of 149 ADEME EPCs available in Saint-Symphorien-de-Lay, the most common label is C. 11% are rated A or B.

Question 4

What is the crime rate in Saint-Symphorien-de-Lay?

Accepted Answer

In 2025, the crime rate in Saint-Symphorien-de-Lay was 6.1 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-Symphorien-de-Lay?

Accepted Answer

Tap water in Saint-Symphorien-de-Lay is compliant with quality standards. Source: ARS / Hub'eau. (54 analyses over 12 months)

Question 6

What is the air quality in Saint-Symphorien-de-Lay?

Accepted Answer

According to LCSQA stations (5-year mean) in Saint-Symphorien-de-Lay: PM2.5 : 9.1 µg/m³, NO₂ : 15.7 µg/m³, PM10 : 13.3 µg/m³. Source: LCSQA / Géod'air.