Question 1

What is the population of Chemilly-sur-Yonne?

Accepted Answer

The commune of Chemilly-sur-Yonne has 895 inhabitants per the INSEE census.

Question 2

Are there natural risks in Chemilly-sur-Yonne?

Accepted Answer

Yes, Chemilly-sur-Yonne is exposed to 5 natural risk(s): Mouvement de terrain, Risque industriel, Rupture de barrage, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Chemilly-sur-Yonne?

Accepted Answer

Out of 90 ADEME EPCs available in Chemilly-sur-Yonne, the most common label is D. 9% are rated A or B.

Question 4

What is the crime rate in Chemilly-sur-Yonne?

Accepted Answer

In 2025, the crime rate in Chemilly-sur-Yonne 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 Chemilly-sur-Yonne?

Accepted Answer

Tap water in Chemilly-sur-Yonne is compliant with quality standards. Source: ARS / Hub'eau. (97 analyses over 12 months)

Question 6

What is the air quality in Chemilly-sur-Yonne?

Accepted Answer

According to LCSQA stations (5-year mean) in Chemilly-sur-Yonne: PM2.5 : 7.9 µg/m³, NO₂ : 10.4 µg/m³, PM10 : 13.5 µg/m³. Source: LCSQA / Géod'air.