Classement · Best environmental quality · Cities from 20 000 to 100 000 inhabitants

Best environmental quality

Compliant drinking water, far from nuclear plants, low radon, low seismic risk, balanced soils, no major hazard Open data: INSEE, DGCL, Qualité-eau.fr, ADEME, French Ministry of Interior, IGN

Saint-Pierre Wikipedia #1

Saint-Pierre

974 / 85 254 inh.
88.7 / 100
NO₂
11 µg/m³
PM2.5
1 µg/m³
Water nitrates
1.2 mg/L
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Le Lamentin Wikipedia #2

Le Lamentin

972 / 39 346 inh.
87.3 / 100
NO₂
8 µg/m³
PM2.5
9 µg/m³
Water nitrates
0.4 mg/L
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Baie-Mahault Wikipedia #3

Baie-Mahault

971 / 30 943 inh.
86.6 / 100
NO₂
7 µg/m³
PM2.5
9 µg/m³
Water nitrates
1.1 mg/L
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Du 4e au 10e.

Sorted by score
4.
Matoury 973 · 35 551 inh.
Score 85.7/100
NO₂ 3 µg/m³
PM2.5 9 µg/m³
Water nitrates 0.0 mg/L
Hot days 1 d/yr
5.
Saint-Nazaire 44 · 73 111 inh.
Score 82.5/100
NO₂ 7 µg/m³
PM2.5 8 µg/m³
Water nitrates 7.6 mg/L
Hot days 2 d/yr
6.
Sarreguemines 57 · 20 324 inh.
Score 80.6/100
NO₂ 9 µg/m³
PM2.5 8 µg/m³
Water nitrates 0.0 mg/L
Hot days 4 d/yr
7.
Saint-Malo 35 · 47 255 inh.
Score 80.5/100
NO₂ 8 µg/m³
PM2.5 9 µg/m³
Water nitrates 16.2 mg/L
Hot days 0 d/yr
8.
Challans 85 · 22 890 inh.
Score 80.4/100
NO₂ 4 µg/m³
PM2.5 8 µg/m³
Water nitrates 13.0 mg/L
Hot days 2 d/yr
9.
Arras 62 · 42 621 inh.
Score 80.0/100
NO₂ 11 µg/m³
PM2.5 7 µg/m³
Water nitrates 38.1 mg/L
Hot days 1 d/yr
10.
Haguenau 67 · 36 070 inh.
Score 80.0/100
NO₂ 14 µg/m³
PM2.5 9 µg/m³
Water nitrates 0.7 mg/L
Hot days 2 d/yr
Méthodologie

How this ranking is calculated.

Full note
Weighting 30 %

Air quality

Weighting 25 %

Drinking water quality

Weighting 15 %

Heatwave exposure

Weighting 10 %

Radon level

Weighting 10 %

Pests (tiger mosquito, hornet)

Weighting 5 %

Distance from nuclear plant

Weighting 5 %

Groundwater levels