Drinking Water Atlas

Quebec Drinking Water

34 municipalities with water quality readings. Provincial averages from the latest ECCC and municipal open data sync.

Avg hardness
186 mg/L
Avg pH
7.5
Avg lead
0.3 μg/L
Cities
34
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Cities in this province

Click a city for full parameter breakdown and provincial comparison

Grade A

Alma

pH 8.1 · 168 mg/L hardness

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Grade A

Amos

pH 7.5 · 137 mg/L hardness

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Grade B

Baie-Comeau

pH 8.2 · 189 mg/L hardness

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Grade A

Cowansville

pH 7.3999999999999995 · 96 mg/L hardness

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Grade A

Dolbeau-Mistassini

pH 7.1 · 178 mg/L hardness

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Grade A

Drummondville

pH 7.6 · 173 mg/L hardness

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Grade B

Gatineau

pH 7.6 · 203 mg/L hardness

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Grade B

Granby

pH 7.8 · 200 mg/L hardness

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Grade B

Joliette

pH 7.2 · 189 mg/L hardness

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Grade A

Lachute

pH 7.1 · 133 mg/L hardness

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Grade B

Laval

pH 7.1 · 253 mg/L hardness

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Grade A

Levis

pH 6.8 · 120 mg/L hardness

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Grade B

Longueuil

pH 7.9 · 181 mg/L hardness

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Grade B

Matane

pH 6.8999999999999995 · 271 mg/L hardness

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Grade B

Montreal

pH 7 · 217 mg/L hardness

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Grade B

Quebec City

pH 7.3 · 250 mg/L hardness

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Grade A

Rimouski

pH 7.7 · 134 mg/L hardness

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Grade A

Rivière-du-Loup

pH 6.8 · 100 mg/L hardness

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Grade A

Rouyn-Noranda

pH 8.2 · 164 mg/L hardness

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Grade B

Saguenay

pH 8.2 · 194 mg/L hardness

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Grade B

Saint-Georges

pH 8 · 207 mg/L hardness

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Grade A

Saint-Hyacinthe

pH 8.2 · 94 mg/L hardness

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Grade B

Sainte-Agathe-des-Monts

pH 6.8 · 195 mg/L hardness

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Grade B

Sainte-Marie

pH 8 · 262 mg/L hardness

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Grade A

Salaberry-de-Valleyfield

pH 7.2 · 154 mg/L hardness

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Grade B

Sept-Îles

pH 7.2 · 209 mg/L hardness

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Grade A

Shawinigan

pH 7.1 · 108 mg/L hardness

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Grade B

Sherbrooke

pH 7.5 · 277 mg/L hardness

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Grade A

Sorel-Tracy

pH 7.3999999999999995 · 86 mg/L hardness

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Grade B

Terrebonne

pH 7.7 · 259 mg/L hardness

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Grade A

Thetford Mines

pH 7.1 · 178 mg/L hardness

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Grade B

Trois-Rivieres

pH 7.3999999999999995 · 216 mg/L hardness

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Grade B

Val-d'Or

pH 7.7 · 249 mg/L hardness

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Grade B

Victoriaville

pH 7.9 · 276 mg/L hardness

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