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LakeQuality

Sturgeon Lake

Central Ontario, OntarioView mapDirections

Ontario MECP publishes the water-quality measurements for Sturgeon Lake. Here is what has been measured.

Clarity
2.9 m
Secchi · sampled 2025
Phosphorus
16.1 µg/L
Measured by Ontario MECP

Sturgeon Lake in Central Ontario, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 2.9 m visibility. Phosphorus: 16.1 µg/L.

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Sturgeon Lake is a lake in Central Ontario County, Ontario.

Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2025-09-01. Grade methodology: LakeQuality methodology.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Sturgeon Lake 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.

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Water quality measurements for Sturgeon Lake

These are the measurements Ontario MECP publishes for Sturgeon Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

Moderate clarity, visible to about 9.5 ft. Phosphorus 16.1 µg/L. TSI 44.

MetricValueEPA condition class
Water Clarity (Secchi Depth)2.9 mMeasured, not scored
Phosphorus16.1 µg/LMeasured, not scored
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)44Mesotrophic

Moderate nutrients, good water quality

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Frequently asked questions about Sturgeon Lake

Ask about Sturgeon Lake

Answers come straight from the public measurements and survey records on this page.

Where is Sturgeon Lake?

Sturgeon Lake is a lake in Central Ontario, Ontario. Its water-quality measurements are published by Ontario MECP and shown on this page as reported.

What is the water quality of Sturgeon Lake?

Sturgeon Lake in Central Ontario, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 2.9 m visibility. Phosphorus: 16.1 µg/L.

Is Sturgeon Lake safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Where this data comes from

Measurements for Sturgeon Lake 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.