Témiscamingue County, Québec · Water Quality Report Card
Lac PréVost
Lac PréVost in Témiscamingue, Québec received a water quality grade of C (Fair). Water clarity: 1.3 m visibility. Phosphorus: 46.1 µg/L. Chlorophyll-a (algae): 5.9 µg/L.
- Clarity
- 1.3 m
- Type
- Eutrophic
Lac PréVost is a productive, nutrient-rich eutrophic lake in Témiscamingue County, Québec. Water quality is graded C based on 3 sampling years through 2023. Compared to the 8 other monitored lakes in Témiscamingue County, Lac PréVost ranks #9 for water quality.
Source: EPA Water Quality Portal sampling records, MELCCFP, last sampled 2023-08-01. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 4.3 ft. Phosphorus level: 46.1 µg/L. Chlorophyll-a: 5.9 µg/L. Trophic State Index: 55.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.3 m | D |
| Phosphorus | 46.1 µg/L | C |
| Chlorophyll-a (Algae) | 5.9 µg/L | B |
| Trophic State Index (TSI) | 55 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Lac PréVost
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Fishing Lac PréVost
Location
County Ranking
Ranked #9 of 9 lakes in Témiscamingue
Cleaner Lakes Within 30 Miles
Lac PréVost holds Grade C. 2 nearby lakes hold higher grades.
- BLac CameronTémiscamingue · 14.2 mi · Higher grade (C → B)
- BLac OpasaticaAbitibi-Témiscamingue · 25.5 mi · Higher grade (C → B)
Nearby Lakes in Témiscamingue
Explore Lac PréVost across LakeGrade
More Québec Lake Rankings
Other Grade C Lakes in Québec
Eutrophic Lakes in Québec
More records, surveys & data sources
Where this data comes from
Measurements for Lac PréVost 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: 2023-08-01
Monitoring stations: