Peterborough County, Ontario · 44.19°N · Water Quality Report Card
Rice Lake
Rice Lake in Peterborough, Ontario received a water quality grade of C (Fair). Water clarity: 1.6 m visibility. Phosphorus: 23.6 µg/L.
- Clarity
- 1.6 m
- Type
- Eutrophic
Rice Lake is a productive, nutrient-rich eutrophic lake in Peterborough County, Ontario. Water quality is graded C based on 2 sampling years through 2023. Compared to the 70 other monitored lakes in Peterborough County, Rice Lake ranks #70 for water quality.
Source: EPA Water Quality Portal sampling records, Ontario MECP, last sampled 2023-10-20. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 5.1 ft. Phosphorus level: 23.6 µg/L. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.55 m | D |
| Phosphorus | 23.6 µg/L | B |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Rice Lake
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Fishing Rice Lake
Location
County Ranking
Ranked #70 of 71 lakes in Peterborough
Cleaner Lakes Within 30 Miles
Rice Lake holds Grade C. 5 nearby lakes hold higher grades.
- AKatchewanooka LakePeterborough · 20.1 mi · Two grade letters higher (C → A)
- BRice LakePeterborough · 6.2 mi · Higher grade (C → B)
- BChemong LakePeterborough · 18.2 mi · Higher grade (C → B)
- BLittle LakeNorthumberland · 19.5 mi · Higher grade (C → B)
- BPigeon River LakeCentral Ontario · 21.3 mi · Higher grade (C → B)
Nearby Lakes in Peterborough
Explore Rice 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 Rice 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: 2023-10-20
Monitoring stations: