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LakeQuality

Horwood Lake

Sudbury District, OntarioView mapDirections

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

Clarity
2.1 m
Secchi · sampled 2024
Phosphorus
10.1 µg/L
Measured by Ontario MECP
Max depth
~30.8 m est.
GLOBathy model
  • 101 ft max depth

Horwood Lake in Sudbury District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 2.1 m visibility. Phosphorus: 10.1 µg/L.

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Horwood Lake is a lake in Sudbury District County, Ontario with an estimated average depth of about 101 feet.

Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2024-05-31. 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 Horwood 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 Horwood Lake

These are the measurements Ontario MECP publishes for Horwood 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 6.7 ft. Phosphorus 10.1 µg/L. TSI 44.

MetricValueEPA condition class
Water Clarity (Secchi Depth)2.05 mMeasured, not scored
Phosphorus10.1 µg/LMeasured, not scored
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)44Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Maximum Depth~30.8 m est.
Average Depth~26.5 m est.

Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Ontario has not published bathymetry for Horwood Lake.

Lake Size & Watershed

Watershed (drainage) area
1,391 sq mi
Surface area
14,107 acres
Shoreline
131.2 mi
Elevation
1,076 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.

Fishing Horwood Lake

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Frequently asked questions about Horwood Lake

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

Where is Horwood Lake?

Horwood 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 Horwood Lake?

Horwood Lake in Sudbury District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 2.1 m visibility. Phosphorus: 10.1 µg/L.

Is Horwood Lake safe to swim in?

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

How deep is Horwood Lake?

No published bathymetric survey covers Horwood Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 101 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.

Where this data comes from

Measurements for Horwood 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.

Other records on this page

Lake size & watershed from HydroLAKES (HydroSHEDS)