Jewel Lake
Nipissing District, OntarioView mapDirections
Ontario MECP publishes the water-quality measurements for Jewel Lake. Here is what has been measured.
- Limited data
Jewel Lake in Nipissing District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 2.6 m visibility.
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Jewel Lake is a lake in Nipissing District County, Ontario.
Source: Ontario open-data programmes (Lake Partner Program and Broad-scale Monitoring) — not the EPA Water Quality Portal, last sampled 2001-06-01. Grade methodology: LakeQuality methodology.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Jewel 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 Jewel Lake
These are the measurements Ontario MECP publishes for Jewel 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 8.5 ft. TSI 46.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.6 m | Measured, not scored |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 46 | Mesotrophic |
Moderate nutrients, good water quality
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Frequently asked questions about Jewel Lake
Ask about Jewel Lake
Answers come straight from the public measurements and survey records on this page.
Where is Jewel Lake?
- Jewel Lake is a lake in Nipissing District, Ontario. Its water-quality measurements are published by Ontario MECP and shown on this page as reported.
What is the water quality of Jewel Lake?
- Jewel Lake in Nipissing District, Ontario has water-quality measurements published by Ontario MECP, shown here as reported. Water clarity: 2.6 m visibility.
Is Jewel 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 Jewel 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.