Peterborough County, Ontario · Water Quality Report Card
Tallon Lake
Tallon Lake in Peterborough, Ontario received a water quality grade of A (Excellent). Phosphorus: 5.7 µg/L.
- Type
- Oligotrophic
Tallon Lake is a cold, clear oligotrophic lake in Peterborough County, Ontario. Water quality is graded A based on 1 sampling years through 2017. Compared to the 70 other monitored lakes in Peterborough County, Tallon Lake ranks #34 for water quality.
Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2017-05-18. 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: 5.7 µg/L. Trophic State Index: 29.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 5.7 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 29 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
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Location
County Ranking
Ranked #34 of 71 lakes in Peterborough
Nearby Lakes in Peterborough
Explore Tallon 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 Tallon 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: 2017-05-18
Monitoring stations: