Question 1

What is the population of Troësnes?

Accepted Answer

The commune of Troësnes has 211 inhabitants per the INSEE census.

Question 2

Are there natural risks in Troësnes?

Accepted Answer

Yes, Troësnes is exposed to 2 natural risk(s): Inondation, Par ruissellement et coulée de boue. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Troësnes?

Accepted Answer

Out of 24 ADEME EPCs available in Troësnes, the most common label is D. 0% are rated A or B.

Question 4

What is the crime rate in Troësnes?

Accepted Answer

In 2025, the crime rate in Troësnes 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 Troësnes?

Accepted Answer

Tap water in Troësnes is non-compliant on some parameters. Source: ARS / Hub'eau. (51 analyses over 12 months) Exceedances were observed for: bactériologie.

Question 6

What is the air quality in Troësnes?

Accepted Answer

According to LCSQA stations (5-year mean) in Troësnes: PM2.5 : 8.9 µg/m³, NO₂ : 5.4 µg/m³, PM10 : 14.3 µg/m³. Source: LCSQA / Géod'air.