Cochrane District County, Ontario · Water Quality Report Card
Oke Lake
Oke Lake in Cochrane District, Ontario received a water quality grade of C (Fair). Water clarity: 1 m visibility. Phosphorus: 15.9 µg/L.
- Clarity
- 1 m
- Type
- Eutrophic
Oke Lake is a productive, nutrient-rich eutrophic lake in Cochrane District County, Ontario. Water quality is graded C based on 2 sampling years through 2017. Compared to the 134 other monitored lakes in Cochrane District County, Oke Lake ranks #125 for water quality.
Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2017-05-14. 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: 15.9 µg/L. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1 m | F |
| Phosphorus | 15.9 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Oke Lake
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Fishing Oke Lake
Location
County Ranking
Ranked #125 of 135 lakes in Cochrane District
Cleaner Lakes Within 30 Miles
Oke Lake holds Grade C. 5 nearby lakes hold higher grades.
- AFortune LakeCochrane District · 22.9 mi · Two grade letters higher (C → A)
- AHalfmoon LakeCochrane District · 25.2 mi · Two grade letters higher (C → A)
- BWatersnake LakeCochrane District · 23.3 mi · Higher grade (C → B)
- BReturn LakeCochrane District · 6.1 mi · Higher grade (C → B)
- BPickerel LakeCochrane District · 21.7 mi · Higher grade (C → B)
Nearby Lakes in Cochrane District
Explore Oke Lake across LakeGrade
More Ontario Lake Rankings
Other Grade C Lakes in Ontario
Eutrophic Lakes in Ontario
More records, surveys & data sources
Where this data comes from
Measurements for Oke 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: 2017-05-14
Monitoring stations: