Question 1

What is the population of Brennilis?

Accepted Answer

The commune of Brennilis has 447 inhabitants per the INSEE census.

Question 2

Are there natural risks in Brennilis?

Accepted Answer

Yes, Brennilis is exposed to 6 natural risk(s): Effet de surpression, Effet thermique, Radon, Risque industriel, Rupture de barrage, Séisme. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Brennilis?

Accepted Answer

Out of 98 ADEME EPCs available in Brennilis, the most common label is D. 3% are rated A or B.

Question 4

What is the crime rate in Brennilis?

Accepted Answer

In 2025, the crime rate in Brennilis 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 Brennilis?

Accepted Answer

Tap water in Brennilis is compliant with quality standards. Source: ARS / Hub'eau. (741 analyses over 12 months)

Question 6

What is the air quality in Brennilis?

Accepted Answer

According to LCSQA stations (5-year mean) in Brennilis: PM2.5 : 7.7 µg/m³, NO₂ : 10.0 µg/m³, PM10 : 15.0 µg/m³. Source: LCSQA / Géod'air.