Lac-Saint-Jean-Est County, Québec · Water Quality Report Card
Lac Gamelin
Lac Gamelin in Lac-Saint-Jean-Est, Québec received a water quality grade of B (Good). Water clarity: 3.6 m visibility.
- Clarity
- 3.6 m
- Type
- Mesotrophic
Lac Gamelin is a mesotrophic lake in Lac-Saint-Jean-Est County, Québec. Water quality is graded B based on 1 sampling years through 2025. Compared to the 15 other monitored lakes in Lac-Saint-Jean-Est County, Lac Gamelin ranks #15 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
Good clarity, visible to about 11.8 ft. Trophic State Index: 42.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.6 m | B |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 42 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Lac Gamelin
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Fishing Lac Gamelin
Location
County Ranking
Ranked #15 of 16 lakes in Lac-Saint-Jean-Est
Cleaner Lakes Within 30 Miles
Lac Gamelin holds Grade B. 5 nearby lakes hold higher grades.
- ALac de L'Aqueduc de Saint-BrunoLac-Saint-Jean-Est · 10.8 mi · Higher grade (B → A)
- ALac VertLac-Saint-Jean-Est · 5.4 mi · Higher grade (B → A)
- ALac à la CarpeLac-Saint-Jean-Est · 9.5 mi · Higher grade (B → A)
- ALac à AlmasLe Domaine-du-Roy · 13.7 mi · Higher grade (B → A)
- BGrand Lac SecLac-Saint-Jean-Est · 3.6 mi · Higher overall water quality score
Nearby Lakes in Lac-Saint-Jean-Est
Explore Lac Gamelin across LakeGrade
More Québec Lake Rankings
Other Grade B Lakes in Québec
Mesotrophic Lakes in Québec
More records, surveys & data sources
Where this data comes from
Measurements for Lac Gamelin come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2025-08-01
Monitoring stations: