Sand Lake
Leeds and Grenville Counties, OntarioView mapDirections
Ontario MECP publishes the water-quality measurements for Sand Lake. Here is what has been measured.
Sand Lake in Leeds and Grenville Counties, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 5 m visibility. Phosphorus: 13.6 µg/L.
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Sand Lake is a lake in Leeds and Grenville Counties County, Ontario.
Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2025-10-15. Grade methodology: LakeQuality methodology.
What Sand Lake is good for
From access and monitoring records, not editorial picks.
- Clear water16.4 ft of visibility
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Sand 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 Sand Lake
These are the measurements Ontario MECP publishes for Sand Lake, 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 16.4 ft down. Phosphorus 13.6 µg/L. TSI 39.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | 5 m | Measured, not scored |
| Phosphorus | 13.6 µg/L | Measured, not scored |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 39 | Oligotrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Fishing Sand Lake
Nearby Lakes in Leeds and Grenville Counties
Frequently asked questions about Sand Lake
Ask about Sand Lake
Answers come straight from the public measurements and survey records on this page.
Where is Sand Lake?
- Sand Lake is a lake in Leeds and Grenville Counties, Ontario. Its water-quality measurements are published by Ontario MECP and shown on this page as reported.
What is the water quality of Sand Lake?
- Sand Lake in Leeds and Grenville Counties, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 5 m visibility. Phosphorus: 13.6 µg/L.
Is Sand Lake 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 Sand 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.