Parry Sound District County, Ontario · Water Quality Report Card
Winisk River Lake
Winisk River Lake in Parry Sound District, Ontario received a water quality grade of C (Fair). Water clarity: 1 m visibility. Phosphorus: 17.2 µg/L.
- Clarity
- 1 m
- Type
- Eutrophic
Winisk River Lake is a productive, nutrient-rich eutrophic lake in Parry Sound District County, Ontario. Water quality is graded C based on 2 sampling years through 2018. Compared to the 230 other monitored lakes in Parry Sound District County, Winisk River Lake ranks #227 for water quality.
Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2018-08-19. 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 3.3 ft of visibility. Phosphorus level: 17.2 µg/L. Trophic State Index: 53.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1 m | F |
| Phosphorus | 17.2 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 53 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Winisk River Lake
Location
County Ranking
Ranked #227 of 231 lakes in Parry Sound District
Cleaner Lakes Within 30 Miles
Winisk River Lake holds Grade C. 2 nearby lakes hold higher grades.
- ACorkery LakeNipissing District · 6.5 mi · Two grade letters higher (C → A)
- AScheil LakeParry Sound District · 4.3 mi · Two grade letters higher (C → A)
Nearby Lakes in Parry Sound District
Explore Winisk River 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 Winisk River 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: 2018-08-19
Monitoring stations: