Crystal Lake
Oceana County, Michigan86 acresView mapDirections
EGLE publishes the water-quality measurements for Crystal Lake. Here is what has been measured.
- Oligotrophic
- 34 ft max depth
- Limited data
Crystal Lake in Oceana County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 13.5 ft visibility. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 1.1 µg/L. Maximum depth: 34 ft. Surface area: 85.6 acres.
Crystal Lake is a 86-acre cold, clear oligotrophic lake in Oceana County, Michigan with a maximum depth of 34 feet. The lake supports 2 documented fish species including Emerald shiner and Smallmouth bass. Compared to the 4 other monitored lakes in Oceana County, Crystal Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2016-09-15. Methodology: how these readings are compared.
What Crystal Lake is good for
From access and monitoring records, not editorial picks.
- Clear water13.5 ft of visibility
- Deep water34 ft surveyed max depth
Swimming conditions
Readings onlyLimited data
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 Crystal 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 Crystal Lake
These are the measurements EGLE publishes for Crystal 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 13.5 ft. Phosphorus 8 µg/L. Chlorophyll-a 1.1 µg/L. TSI 35.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 13.5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 8µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | 1.1µg/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 Crystal Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
34 ft
Surface area
86 acres
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Fish Species
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Fishing Crystal Lake
Nearby Lakes in Oceana County
Frequently asked questions about Crystal Lake
Where is Crystal Lake?
- Crystal Lake is a lake in Oceana County, Michigan. Its water-quality measurements are published by EGLE and shown on this page as reported.
What is the water quality of Crystal Lake?
- Crystal Lake in Oceana County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 13.5 ft visibility. Phosphorus: 8 µg/L. Chlorophyll-a (algae): 1.1 µg/L. Maximum depth: 34 ft. Surface area: 85.6 acres.
Is Crystal Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Crystal Lake?
- Crystal Lake has a maximum depth of 34 feet. The lake covers 85.6 acres.
What fish are in Crystal Lake?
- Fish species found in Crystal Lake include Emerald shiner, Smallmouth bass. Crystal Lake is located in Oceana County, Michigan.
Explore Crystal Lake across LakeQuality
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Where this data comes from
21 measurements from 1 monitoring station, 2016. Retrieved from the EPA Water Quality Portal on 2026-08-26.
Collected and reported by
- Michigan EGLE - MiCorps
21MICH_MICORPS21 samples · 2016
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.