Question 1

What is the population of Septeuil?

Accepted Answer

The commune of Septeuil has 2,234 inhabitants per the INSEE census.

Question 2

Are there natural risks in Septeuil?

Accepted Answer

No natural risk is listed for Septeuil in the GASPAR / Géorisques database.

Question 3

What is the energy performance of homes in Septeuil?

Accepted Answer

Out of 206 ADEME EPCs available in Septeuil, the most common label is D. 1% are rated A or B.

Question 4

What is the crime rate in Septeuil?

Accepted Answer

In 2025, the crime rate in Septeuil was 9.7 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 Septeuil?

Accepted Answer

Tap water in Septeuil is compliant with quality standards. Source: ARS / Hub'eau. (900 analyses over 12 months)

Question 6

What is the air quality in Septeuil?

Accepted Answer

According to LCSQA stations (5-year mean) in Septeuil: PM2.5 : 8.5 µg/m³, NO₂ : 14.4 µg/m³, PM10 : 13.8 µg/m³. Source: LCSQA / Géod'air.