Kenora District County, Ontario · Water Quality Report Card
Otatakan Lake
Otatakan Lake in Kenora District, Ontario received a water quality grade of B (Good). Water clarity: 1.4 m visibility. Phosphorus: 14.6 µg/L.
- Clarity
- 1.4 m
- Type
- Mesotrophic
Otatakan Lake is a mesotrophic lake in Kenora District County, Ontario. Water quality is graded B based on 2 sampling years through 2023. Compared to the 341 other monitored lakes in Kenora District County, Otatakan Lake ranks #266 for water quality.
Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2023-05-17. 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 4.6 ft. Phosphorus level: 14.6 µg/L. Trophic State Index: 49.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.4 m | D |
| Phosphorus | 14.6 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 49 | Mesotrophic |
Moderate nutrients, good water quality
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Fishing Otatakan Lake
Location
County Ranking
Ranked #266 of 342 lakes in Kenora District
Cleaner Lakes Within 30 Miles
Otatakan Lake holds Grade B. 2 nearby lakes hold higher grades.
- ATully LakeKenora District · 27.1 mi · Higher grade (B → A)
- BCarling LakeKenora District · 29.3 mi · Higher overall water quality score
Nearby Lakes in Kenora District
Explore Otatakan Lake across LakeGrade
More Ontario Lake Rankings
Other Grade B Lakes in Ontario
Mesotrophic Lakes in Ontario
More records, surveys & data sources
Where this data comes from
Measurements for Otatakan 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: 2023-05-17
Monitoring stations: