Picnic Lake
Algoma District, OntarioView mapDirections
Ontario MECP publishes the water-quality measurements for Picnic Lake. Here is what has been measured.
- 56 ft max depth
- Limited data
Picnic Lake in Algoma District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 4.3 m visibility.
Picnic Lake is a lake in Algoma District County, Ontario with an estimated average depth of about 56 feet.
Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2004-05-30. Methodology: how these readings are compared.
What Picnic Lake is good for
From access and monitoring records, not editorial picks.
- Clear water14.1 ft of visibility
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Picnic 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.
Water quality measurements for Picnic Lake
These are the measurements Ontario MECP publishes for Picnic Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 14.1 ft. TSI 39.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 4.3m | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 39 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Picnic Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~17.1 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 Picnic Lake.
Lake Size & Watershed
Watershed (drainage) area
30 sq mi
HydroLAKES / HydroSHEDS
Surface area
521 acres
HydroLAKES / HydroSHEDS
Shoreline
9.7 mi
HydroLAKES / HydroSHEDS
Elevation
1,207 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.
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Stays near Picnic Lake
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Fishing Picnic Lake
Nearby Lakes in Algoma District
Frequently asked questions about Picnic Lake
Where is Picnic Lake?
- Picnic Lake is a lake in Algoma District, Ontario. Its water-quality measurements are published by Ontario MECP and shown on this page as reported.
What is the water quality of Picnic Lake?
- Picnic Lake in Algoma District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 4.3 m visibility.
Is Picnic Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Picnic Lake?
- No published bathymetric survey covers Picnic Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 56 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.
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Where this data comes from
Measurements for Picnic 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)