Loon Lake
Kosciusko County, Indiana45 acresView mapDirections
IDEM publishes the water-quality measurements for Loon Lake. Here is what has been measured.
- 41 ft max depth
- Limited data
Loon Lake in Kosciusko County, Indiana has water-quality measurements published by IDEM, shown here as reported. Phosphorus: 245.7 µg/L. Chlorophyll-a (algae): 30.5 µg/L. Maximum depth: 41 ft. Surface area: 45 acres.
Loon Lake is a 45-acre lake in Kosciusko County, Indiana with a maximum depth of 41 feet (17-foot average).
Source: EPA Water Quality Portal sampling records, IDEM, last sampled 2024-07-29. Methodology: how these readings are compared.
What Loon Lake is good for
From access and monitoring records, not editorial picks.
- Deep water41 ft surveyed max depth
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Loon Lake is safe to swim in today is a call for the Indiana Department of Environmental Management and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Loon Lake
These are the measurements IDEM publishes for Loon 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 245.7 µg/L. Chlorophyll-a 30.5 µg/L.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 246µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 30.5µg/L | Measured, not scored The green pigment in algae — a direct measure of how much algae is in the water. |
Ask about Loon Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
41 ft
Average depth
17.1 ft
Surface area
45 acres
Shoreline
1.5 mi
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Fishing Loon Lake
Nearby Lakes in Kosciusko County
Frequently asked questions about Loon Lake
Where is Loon Lake?
- Loon Lake is a lake in Kosciusko County, Indiana. Its water-quality measurements are published by IDEM and shown on this page as reported.
What is the water quality of Loon Lake?
- Loon Lake in Kosciusko County, Indiana has water-quality measurements published by IDEM, shown here as reported. Phosphorus: 245.7 µg/L. Chlorophyll-a (algae): 30.5 µg/L. Maximum depth: 41 ft. Surface area: 45 acres.
Is Loon Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Loon Lake?
- Loon Lake has a maximum depth of 41 feet and an average depth of 17.1 feet. The lake covers 45 acres.
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Where this data comes from
Measurements for Loon Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.