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Mud Lake

Sudbury District, OntarioView mapDirections

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

Phosphorus
42.6 µg/L
Measured by Ontario MECP
  • Limited data

Mud Lake in Sudbury District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Phosphorus: 42.6 µg/L.

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Mud Lake is a lake in Sudbury District County, Ontario.

Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2025-05-20. Grade methodology: LakeQuality methodology.

Swimming conditions

No reading

Limited data

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

Whether Mud 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 Mud Lake

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

No clarity data. Phosphorus 42.6 µg/L. TSI 58.

MetricValueEPA condition class
Water Clarity (Secchi Depth)No recent samples
Phosphorus42.6 µg/LMeasured, not scored
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)58Eutrophic

High nutrients, frequent algae, reduced clarity

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Frequently asked questions about Mud Lake

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

Where is Mud Lake?

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

What is the water quality of Mud Lake?

Mud Lake in Sudbury District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Phosphorus: 42.6 µg/L.

Is Mud 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 Mud 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.