Mékinac County, Québec · Water Quality Report Card
Lac Veillette
Lac Veillette in Mékinac, Québec received a water quality grade of B (Good). Water clarity: 1.9 m visibility. Phosphorus: 10.4 µg/L. Chlorophyll-a (algae): 4.4 µg/L.
- Clarity
- 1.9 m
- Type
- Mesotrophic
Lac Veillette is a mesotrophic lake in Mékinac County, Québec. Water quality is graded B based on 3 sampling years through 2025. Compared to the 24 other monitored lakes in Mékinac County, Lac Veillette ranks #20 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
Murky, only visible to about 6.2 ft. Phosphorus level: 10.4 µg/L. Chlorophyll-a: 4.4 µg/L. Trophic State Index: 45.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.9 m | D |
| Phosphorus | 10.4 µg/L | A |
| Chlorophyll-a (Algae) | 4.4 µg/L | A |
| Trophic State Index (TSI) | 45 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Lac Veillette
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Fishing Lac Veillette
Location
County Ranking
Ranked #20 of 25 lakes in Mékinac
Cleaner Lakes Within 30 Miles
Lac Veillette holds Grade B. 5 nearby lakes hold higher grades.
- ALac Aux SablesMékinac · 1.3 mi · Higher grade (B → A)
- ALac des AméRicainsMékinac · 1.5 mi · Higher grade (B → A)
- ALac à la RocheMékinac · 2 mi · Higher grade (B → A)
- ALac BrûLéMékinac · 2.6 mi · Higher grade (B → A)
- ALac GeorgesMékinac · 2.9 mi · Higher grade (B → A)
Nearby Lakes in Mékinac
Explore Lac Veillette 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 Veillette 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: