Is Lac Magnan safe to swim in?

Good for swimming, clear water with low algae levels. Lac Magnan has an overall water quality grade of B. Algae concentration (chlorophyll-a) is 4.6 µg/L. Always check local health department advisories before swimming.

Maskinongé County, Québec · Water Quality Report Card

Lac Magnan

Grade B — Good

Mesotrophic

Lac Magnan in Maskinongé, Québec received a water quality grade of B (Good). Water clarity: 2.8 m visibility. Phosphorus: 6.9 µg/L. Chlorophyll-a (algae): 4.6 µg/L.

Clarity: 2.8 m
Type: Mesotrophic

Where to stay →Safe to swim?

Lac Magnan is a mesotrophic lake in Maskinongé County, Québec. Water quality is graded B based on 3 sampling years through 2024. Compared to the 31 other monitored lakes in Maskinongé County, Lac Magnan ranks #21 for water quality.

Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2024-08-01. 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 9.2 ft. Phosphorus level: 6.9 µg/L. Chlorophyll-a: 4.6 µg/L. Trophic State Index: 41.

Metric	Value	Grade
Water Clarity (Secchi Depth)	2.8 m	C
Phosphorus	6.9 µg/L	A
Chlorophyll-a (Algae)	4.6 µg/L	A
Trophic State Index (TSI)	41	Mesotrophic

Moderate nutrients, good water quality

Where to stay near Lac Magnan

Compare lakeside cabins, hotels, and vacation rentals near Lac Magnan in Maskinongé, 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.

Top-rated places to stay near Lac Magnan