Weyers Lake
Weyers Lake in Manitowoc County, Wisconsin has a water quality grade of D (Nutrient-rich). Water clarity: 6 ft visibility. Phosphorus: 92.3 µg/L. Maximum depth: 32 ft. Surface area: 6 acres.
- Clarity
- 6 ft
- Max depth
- 32 ft
- Area
- 6 acres
- Type
- Eutrophic
- Trend
- ↑ Improving
- Public access
- Yes
Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Weyers Lake →
Next lake in Manitowoc County
Weyers Lake is a 6-acre productive, nutrient-rich eutrophic lake in Manitowoc County, Wisconsin with a maximum depth of 32 feet. Water quality is graded D based on 1 sampling years through 2024. Overall water quality is improving over recent sampling years. The lake supports 2 documented fish species including Panfish and Largemouth Bass. Public access is available. Compared to the 15 other monitored lakes in Manitowoc County, Weyers Lake ranks #15 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2024-08-20. Grade methodology: LakeGrade methodology.
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Swimming Safety
Grade onlyElevated nutrients
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum
Water Quality Grade: D (Nutrient-rich)
Murky, only visible to about 6 ft. Phosphorus level: 92.3 µg/L. Trophic State Index: 60.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 6 ft | Not graded |
| Phosphorus | 92.3 µg/L | Poor |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 60 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Weyers Lake
Compare lakeside cabins, hotels, and vacation rentals near Weyers Lake in Manitowoc County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Weyers Lake are listed below.
Top-rated places to stay near Weyers Lake
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Planning a whole trip? See where to stay at Wisconsin’s top lakes →
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 32 ft |
| Surface Area | 6 acres |
| Public Access | Yes |
Fish Species
Click a species to see every graded lake where it is documented.
Fishing Weyers Lake
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2024).
Fish Species (DNR-rated)
Water Quality Trend: ↑ Improving
Based on 7 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | -0.014 m/yr | 6 |
| Phosphorus | ↑ Improving | -8.08 µg/L/yr | 7 |
EPA Impairment Status
Weyers Lake 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 WI10000122 · Official waterbody report
County Ranking
Ranked #15 of 16 lakes in Manitowoc County
Nearby Lakes With Higher Grades
Weyers Lake holds Grade D. 3 nearby lakes hold higher nutrient-and-algae grades — useful for a swim day, not a reason to skip lodging here.
See full comparison →Nearby Lakes in Manitowoc County
Frequently asked questions about Weyers Lake
What is the water quality grade for Weyers Lake?
- Weyers Lake in Manitowoc County, Wisconsin has a water quality grade of D (Nutrient-rich). Water clarity: 6 ft visibility. Phosphorus: 92.3 µg/L. Maximum depth: 32 ft. Surface area: 6 acres.
Is Weyers Lake safe to swim in?
- Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Weyers Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.
How deep is Weyers Lake?
- Weyers Lake has a maximum depth of 32 feet. The lake covers 6 acres.
What fish are in Weyers Lake?
- Fish species found in Weyers Lake include Panfish, Largemouth Bass. Weyers Lake is located in Manitowoc County, Wisconsin.
Explore Weyers Lake across LakeGrade
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Where this data comes from
28 measurements from 1 monitoring station, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX28 samples · 2020–2024
Analytical methods
- Phosphorus by Colorimetry
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Fish and recreation data from Wisconsin DNR Lakes