Lake Glenview is a productive, nutrient-rich eutrophic lake in Cook County, Illinois. Water quality is graded D based on 1 sampling years through 2023. Compared to the 67 other monitored lakes in Cook County, Lake Glenview ranks #26 for water quality.
Source: EPA Water Quality Portal sampling records, Illinois DNR, last sampled 2023-03-29. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Very murky, less than 3.3 ft of visibility. Trophic State Index: 60.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.3 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 60 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Lake Glenview
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Fishing Lake Glenview
Location
County Ranking
Ranked #26 of 68 lakes in Cook County
Cleaner Lakes Within 30 Miles
Lake Glenview holds Grade D. One nearby lake has a higher grade.
Nearby Lakes in Cook County
Explore Lake Glenview across LakeGrade
More Illinois Lake Rankings
Other Grade D Lakes in Illinois
Eutrophic Lakes in Illinois
More records, surveys & data sources
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Lake Glenview under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Golf Csos, Village OfGolf · 2.8 mi away · NPDES IL0072389Recent violation
- Prairie Materials Yard #21Northbrook · 0.4 mi away · NPDES IL0066991
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Data Sources
Water quality data from the EPA Water Quality Portal
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-03-29
Monitoring stations: 1