Lake Simcoe
Simcoe, OntarioView mapDirections
Ontario MECP publishes the water-quality measurements for Lake Simcoe. Here is what has been measured.
Lake Simcoe in Simcoe, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 9.6 m visibility. Phosphorus: 7.1 µg/L.
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Lake Simcoe is a lake in Simcoe County, Ontario.
Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2022-05-18. Grade methodology: LakeQuality methodology.
What Lake Simcoe is good for
From access and monitoring records, not editorial picks.
- Clear water31.5 ft of visibility
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Simcoe is safe to swim in today is a call for the Ontario Ministry of the Environment, Conservation and Parks and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Lake Simcoe
These are the measurements Ontario MECP publishes for Lake Simcoe, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 31.5 ft down. Phosphorus 7.1 µg/L. TSI 30.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | 9.6 m | Measured, not scored |
| Phosphorus | 7.1 µg/L | Measured, not scored |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 30 | Oligotrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Fishing Lake Simcoe
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Frequently asked questions about Lake Simcoe
Ask about Lake Simcoe
Answers come straight from the public measurements and survey records on this page.
Where is Lake Simcoe?
- Lake Simcoe is a lake in Simcoe, Ontario. Its water-quality measurements are published by Ontario MECP and shown on this page as reported.
What is the water quality of Lake Simcoe?
- Lake Simcoe in Simcoe, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 9.6 m visibility. Phosphorus: 7.1 µg/L.
Is Lake Simcoe safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Lake Simcoe come from Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring), not the EPA Water Quality Portal. Per-sample source details are not recorded for this lake. Contains information licensed under the Open Government Licence – Ontario. See data sources.