Question 1

What is the population of Dechy?

Accepted Answer

The commune of Dechy has 5,343 inhabitants per the INSEE census.

Question 2

Are there natural risks in Dechy?

Accepted Answer

Yes, Dechy is exposed to 7 natural risk(s): Affaissement minier, Effondrements généralisés, Engins de guerre, Inondation, Mouvement de terrain, Séisme, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Dechy?

Accepted Answer

Out of 844 ADEME EPCs available in Dechy, the most common label is C. 1% are rated A or B.

Question 4

What is the crime rate in Dechy?

Accepted Answer

In 2025, the crime rate in Dechy was 41.4 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 Dechy?

Accepted Answer

Tap water in Dechy is compliant with quality standards. Source: ARS / Hub'eau. (574 analyses over 12 months)

Question 6

What is the air quality in Dechy?

Accepted Answer

According to LCSQA stations (5-year mean) in Dechy: PM2.5 : 10.5 µg/m³, NO₂ : 12.2 µg/m³, PM10 : 16.4 µg/m³. Source: LCSQA / Géod'air.