Cochrane District County, Ontario · Water Quality Report Card
Little Star Lake
Little Star Lake in Cochrane District, Ontario received a water quality grade of A (Excellent). Phosphorus: 7.4 µg/L.
- Type
- Oligotrophic
Little Star Lake is a cold, clear oligotrophic lake in Cochrane District County, Ontario. Water quality is graded A based on 1 sampling years through 2024. Compared to the 134 other monitored lakes in Cochrane District County, Little Star Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2024-05-07. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
No clarity data. Phosphorus level: 7.4 µg/L. Trophic State Index: 33.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 7.4 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 33 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
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Fishing Little Star Lake
Location
County Ranking
Ranked #3 of 135 lakes in Cochrane District
Nearby Lakes in Cochrane District
Explore Little Star Lake across LakeGrade
More Ontario Lake Rankings
Other Grade A Lakes in Ontario
Oligotrophic Lakes in Ontario
More records, surveys & data sources
Where this data comes from
Measurements for Little Star 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: 2024-05-07
Monitoring stations: