Is Lac des Habitants safe to swim in?

Good for swimming, clear water with low algae levels. Lac des Habitants has an overall water quality grade of B. Algae concentration (chlorophyll-a) is 3.6 µg/L. Always check local health department advisories before swimming.

Lac-Saint-Jean-Est County, Québec · Water Quality Report Card

Lac des Habitants

Grade B — Good

Mesotrophic

Lac des Habitants in Lac-Saint-Jean-Est, Québec received a water quality grade of B (Good). Water clarity: 2.8 m visibility. Phosphorus: 9.1 µg/L. Chlorophyll-a (algae): 3.6 µg/L.

Clarity: 2.8 m
Type: Mesotrophic

Where to stay →Safe to swim?

Lac des Habitants is a mesotrophic lake in Lac-Saint-Jean-Est County, Québec. Water quality is graded B based on 3 sampling years through 2025. Compared to the 15 other monitored lakes in Lac-Saint-Jean-Est County, Lac des Habitants ranks #13 for water quality.

Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2025-08-01. Grade methodology: LakeGrade methodology.

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Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Moderate clarity, visible to about 9 ft. Phosphorus level: 9.1 µg/L. Chlorophyll-a: 3.6 µg/L. Trophic State Index: 41.

Metric	Value	Grade
Water Clarity (Secchi Depth)	2.75 m	C
Phosphorus	9.1 µg/L	A
Chlorophyll-a (Algae)	3.6 µg/L	A
Trophic State Index (TSI)	41	Mesotrophic

Moderate nutrients, good water quality

Where to stay near Lac des Habitants

Compare lakeside cabins, hotels, and vacation rentals near Lac des Habitants in Lac-Saint-Jean-Est, Québec — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

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