Eagle Lake
Kalkaska County, Michigan25 acresView mapDirections
EGLE publishes the water-quality measurements for Eagle Lake. Here is what has been measured.
- Oligotrophic
- 20 ft max depth
Eagle Lake in Kalkaska County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 18 ft visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 1.3 µg/L. Maximum depth: 20 ft. Surface area: 24.8 acres.
Eagle Lake is a 25-acre cold, clear oligotrophic lake in Kalkaska County, Michigan with a maximum depth of 20 feet. Water clarity is improving over recent sampling years. The lake supports 5 documented fish species including Bluntnose minnow, Largemouth bass, and Pumpkinseed. Compared to the 12 other monitored lakes in Kalkaska County, Eagle Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2023-09-24. Methodology: how these readings are compared.
What Eagle Lake is good for
From access and monitoring records, not editorial picks.
- Clear water18 ft of visibility
- Fishing5 species recorded
Swimming conditions
Readings onlyLow algae
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Eagle Lake is safe to swim in today is a call for the Michigan Department of Environment, Great Lakes, and Energy (EGLE) and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Eagle Lake
These are the measurements EGLE publishes for Eagle 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 18 ft down. Phosphorus 10 µg/L. Chlorophyll-a 1.3 µg/L. TSI 35.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 18ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 10µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | 1.3µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 35 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Eagle Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
20 ft
Surface area
25 acres
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Fish Species
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Fishing Eagle Lake
Water Quality Trend: Stable
Based on 7 years of monitoring (2016–2023).
Water clarity
Improving7 years
Phosphorus
Stable-0.02 µg/L/yr7 years
Chlorophyll-a
Worsening+0.09 µg/L/yr7 years
Nearby Lakes in Kalkaska County
Frequently asked questions about Eagle Lake
Where is Eagle Lake?
- Eagle Lake is a lake in Kalkaska County, Michigan. Its water-quality measurements are published by EGLE and shown on this page as reported.
What is the water quality of Eagle Lake?
- Eagle Lake in Kalkaska County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 18 ft visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 1.3 µg/L. Maximum depth: 20 ft. Surface area: 24.8 acres.
Is Eagle Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Eagle Lake?
- Eagle Lake has a maximum depth of 20 feet. The lake covers 24.8 acres.
What fish are in Eagle Lake?
- Fish species found in Eagle Lake include Bluntnose minnow, Largemouth bass, Pumpkinseed, White sucker, Yellow perch. Eagle Lake is located in Kalkaska County, Michigan.
Explore Eagle Lake across LakeQuality
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Where this data comes from
118 measurements from 1 monitoring station, 2016–2023. Retrieved from the EPA Water Quality Portal on 2026-08-26.
Collected and reported by
- Michigan EGLE - MiCorps
21MICH_MICORPS118 samples · 2016–2023
Analytical methods
- Phosphorus by Colorimetry
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.