Louis Lake East Central Basin; Waucedah Township is a 230-acre mesotrophic lake in Dickinson County, Michigan. Water quality is graded B based on 1 sampling years through 2022. Overall water quality is improving over recent sampling years. The lake supports 2 documented fish species including Lake herring and Smallmouth bass. Compared to the 5 other monitored lakes in Dickinson County, Louis Lake East Central Basin; Waucedah Township ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Michigan DNR, last sampled 2022-09-05. Grade methodology: LakeGrade methodology.
Watch Louis Lake East Central Basin; Waucedah Township water quality
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Good clarity, visible to about 12.5 ft. Trophic State Index: 41.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 12.5 ft | B |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 41 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 230 acres |
Where to stay near Louis Lake East Central Basin; Waucedah Township
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Fish Species
Click a species to see every graded lake where it is documented.
Fishing Louis Lake East Central Basin; Waucedah Township
- → Louis Lake East Central Basin; Waucedah Township fishing forecast & best times (species outlook + 14-day solunar calendar)
- → Louis Lake East Central Basin; Waucedah Township fishing regulations (limits, seasons, special rules)
- → Is it safe to eat fish from Louis Lake East Central Basin; Waucedah Township? (mercury & PFAS guide)
Water Quality Trend: ↑ Improving
Based on 2 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.63 m/yr | 2 |
Location
County Ranking
Ranked #1 of 6 lakes in Dickinson County
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Moderate nutrients, good water quality
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Other Grade B Lakes in Michigan
Marquette County · Clarity: 11.8 ft
Iron County · Clarity: 12.5 ft
Marquette County · Clarity: 12 ft
Iron County · Clarity: 13 ft
Marquette County · Clarity: 14.3 ft
Iron County · Clarity: 11 ft
Mesotrophic Lakes in Michigan
More records, surveys & data sources
Reservoir Info (USACE NID)
Louis Lake East Central Basin; Waucedah Township is a man-made reservoir impounded by the Mary Lake Dam, built primarily for other on the Hamilton Creek; concrete-type dam, 7 ft tall and 237 ft long.
- Surface area
- 230 ac
- Normal storage
- 350 ac-ft
- Max storage
- 764 ac-ft
- Drainage area
- 15.1 sq mi
- Hazard class
- Low
- Owner
- Waucedah Township
Source: USACE National Inventory of Dams, NID ID MI01247 · Operator website · Matched by proximity (0.7 km)
EPA Impairment Status
Louis Lake East Central Basin; Waucedah Township is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MI040301080407-01 · Official waterbody report · Matched by proximity (1.72 km)
Data Sources
Water quality data from the EPA Water Quality Portal
Impairment status from EPA ATTAINS 303(d) database
Grading methodology based on Metropolitan Council standards
Most recent sample: 2022-09-05
Monitoring stations: 1