Gilbert Lake
Oakland County, Michigan60 acresView mapDirections
EGLE publishes the water-quality measurements for Gilbert Lake. Here is what has been measured.
- 18 ft max depth
- Limited data
Gilbert Lake in Oakland County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 8.3 ft visibility. Maximum depth: 18 ft. Surface area: 59.5 acres.
Gilbert Lake is a 60-acre lake in Oakland County, Michigan with a maximum depth of 18 feet.
Source: EPA Water Quality Portal sampling records, EGLE, last sampled 2018-09-15. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Gilbert 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 Gilbert Lake
These are the measurements EGLE publishes for Gilbert 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 8.3 ft. TSI 47.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 8.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 47 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
18 ft
Surface area
60 acres
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Frequently asked questions about Gilbert Lake
Where is Gilbert Lake?
- Gilbert Lake is a lake in Oakland County, Michigan. Its water-quality measurements are published by EGLE and shown on this page as reported.
What is the water quality of Gilbert Lake?
- Gilbert Lake in Oakland County, Michigan has water-quality measurements published by EGLE, shown here as reported. Water clarity: 8.3 ft visibility. Maximum depth: 18 ft. Surface area: 59.5 acres.
Is Gilbert Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Gilbert Lake?
- Gilbert Lake has a maximum depth of 18 feet. The lake covers 59.5 acres.
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Where this data comes from
13 measurements from 1 monitoring station, 2018. Retrieved from the EPA Water Quality Portal on 2026-08-26.
Collected and reported by
- North American Lake Management Society
NALMS13 samples · 2018
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.