Question 1

What is the population of Marennes?

Accepted Answer

The commune of Marennes has 1,979 inhabitants per the INSEE census.

Question 2

Are there natural risks in Marennes?

Accepted Answer

Yes, Marennes is exposed to 13 natural risk(s): Foudre, Glissement de terrain, Grêle, Inondation, Mouvement de terrain, Neige et pluies verglaçantes, Par ruissellement et coulée de boue, Par une crue torrentielle ou à montée rapide de cours d'eau, Phénomène lié à l'atmosphère, Radon, Séisme, Tempête et grains (vent), Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Marennes?

Accepted Answer

Out of 94 ADEME EPCs available in Marennes, the most common label is D. 29% are rated A or B.

Question 4

What is the crime rate in Marennes?

Accepted Answer

In 2025, the crime rate in Marennes was 17.6 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 Marennes?

Accepted Answer

Tap water in Marennes is compliant with quality standards. Source: ARS / Hub'eau. (1040 analyses over 12 months)

Question 6

What is the air quality in Marennes?

Accepted Answer

According to LCSQA stations (5-year mean) in Marennes: PM2.5 : 10.9 µg/m³, NO₂ : 23.8 µg/m³, PM10 : 18.3 µg/m³. Source: LCSQA / Géod'air.