Nipissing District County, Ontario · Water Quality Report Card
Carl Wilson L. Lake
Carl Wilson L. Lake in Nipissing District, Ontario received a water quality grade of C (Fair). Water clarity: 0.6 m visibility. Phosphorus: 8 µg/L.
- Clarity
- 0.6 m
- Type
- Eutrophic
Carl Wilson L. Lake is a productive, nutrient-rich eutrophic lake in Nipissing District County, Ontario. Water quality is graded C based on 2 sampling years through 2015. Compared to the 280 other monitored lakes in Nipissing District County, Carl Wilson L. Lake ranks #274 for water quality.
Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2015-05-12. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Very murky, less than 2 ft of visibility. Phosphorus level: 8 µg/L. Trophic State Index: 51.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.6 m | F |
| Phosphorus | 8 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 51 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Carl Wilson L. Lake
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Fishing Carl Wilson L. Lake
Location
County Ranking
Ranked #274 of 281 lakes in Nipissing District
Cleaner Lakes Within 30 Miles
Carl Wilson L. Lake holds Grade C. 5 nearby lakes hold higher grades.
- APlumb LakeNipissing District · 5.9 mi · Two grade letters higher (C → A)
- BCedar L. LakeNipissing District · 4.3 mi · Higher grade (C → B)
- BLittle Cauchon L. LakeNipissing District · 4.5 mi · Higher grade (C → B)
- BCatfish L. LakeNipissing District · 5.6 mi · Higher grade (C → B)
- BMouse L. LakeNipissing District · 6 mi · Higher grade (C → B)
Nearby Lakes in Nipissing District
Explore Carl Wilson L. Lake across LakeGrade
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Other Grade C Lakes in Ontario
Eutrophic Lakes in Ontario
More records, surveys & data sources
Where this data comes from
Measurements for Carl Wilson L. Lake 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: 2015-05-12
Monitoring stations: