Question 1

What is the population of Plogonnec?

Accepted Answer

The commune of Plogonnec has 3,223 inhabitants per the INSEE census.

Question 2

Are there natural risks in Plogonnec?

Accepted Answer

Yes, Plogonnec is exposed to 4 natural risk(s): Affaissements et effondrements d'origine anthropique (anciennes carrières souterraines, hors mines), Mouvement de terrain, Radon, Séisme. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Plogonnec?

Accepted Answer

Out of 261 ADEME EPCs available in Plogonnec, the most common label is D. 11% are rated A or B.

Question 4

What is the crime rate in Plogonnec?

Accepted Answer

In 2025, the crime rate in Plogonnec was 9 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 Plogonnec?

Accepted Answer

Tap water in Plogonnec is compliant with quality standards. Source: ARS / Hub'eau. (583 analyses over 12 months)

Question 6

What is the air quality in Plogonnec?

Accepted Answer

According to LCSQA stations (5-year mean) in Plogonnec: PM2.5 : 7.5 µg/m³, NO₂ : 7.7 µg/m³, PM10 : 14.9 µg/m³. Source: LCSQA / Géod'air.