Wall Lake is a mesotrophic lake in Barry County, Michigan. Water quality is graded C based on 1 sampling years through 2022. Overall water quality is declining over recent sampling years. The lake supports 18 documented fish species including Black crappie, Blackchin shiner, and Bluegill. Compared to the 13 other monitored lakes in Barry County, Wall Lake ranks #12 for water quality.
Source: EPA Water Quality Portal sampling records, Michigan DNR, last sampled 2022-09-22. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Moderate clarity, visible to about 9.5 ft. Trophic State Index: 45.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 9.5 ft | C |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 45 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Wall Lake
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Fish Species
Click a species to see every graded lake where it is documented.
Fishing Wall Lake
Water Quality Trend: ↓ Declining
Based on 3 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.155 m/yr | 3 |
Location & Depth Map
Free interactive depth-contour map of Wall Lake, reaching a maximum surveyed depth of 36 ft. Toggle Depth contours to overlay the bathymetric survey lines. Contour data from Michigan DNR.
County Ranking
Ranked #12 of 14 lakes in Barry County
Cleaner Lakes Within 30 Miles
Wall Lake holds Grade C. 3 nearby lakes hold higher grades.
Nearby Lakes in Barry County
Explore Wall Lake across LakeGrade
Fish species and top-graded lakes across Michigan
Fish species and best lakes in Barry County
Species activity outlook by water temperature and season
Where to stay at Michigan's top lakes, each with its grade
Moderate nutrients, good water quality
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Other Grade C Lakes in Michigan
Allegan County · Clarity: 6.2 ft
Allegan County · Clarity: 8 ft
Allegan County · Clarity: 8 ft
Kalamazoo County · Clarity: 4 ft
Kalamazoo County · Clarity: 9.5 ft
Kalamazoo County · Clarity: 8 ft
Mesotrophic Lakes in Michigan
More records, surveys & data sources
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2022-09-22
Monitoring stations: 1