Moccasin Lake
Polk County, Wisconsin47 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Moccasin Lake. Here is what has been measured.
- 31 ft max depth
- Limited data
Moccasin Lake in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 9.9 ft visibility. Maximum depth: 31 ft. Surface area: 47 acres.
Wisconsin DNR lists Panfish as present on Moccasin Lake. DNR survey details →
Moccasin Lake is a 47-acre lake in Polk County, Wisconsin with a maximum depth of 31 feet. Overall water quality is improving over recent sampling years. The lake supports 3 documented fish species including Panfish, Largemouth Bass, and Northern Pike.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2022-09-05. Methodology: how these readings are compared.
What Moccasin Lake is good for
From access and monitoring records, not editorial picks.
- Clear water9.9 ft of visibility
- Fishing3 species recorded
- Deep water31 ft surveyed max depth
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Moccasin Lake is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Moccasin Lake
These are the measurements Wisconsin DNR publishes for Moccasin Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 9.9 ft. TSI 44.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 9.9ft | 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. | 44 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Moccasin Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Panfish as present on Moccasin Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Moccasin Lake’s water-quality measurements separately, and the water-quality trend over 2 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2022).
Fish Species (DNR-rated)
Lake Details
Max depth
31 ft
Surface area
47 acres
Lake Size & Watershed
Watershed (drainage) area
7 sq mi
HydroLAKES / HydroSHEDS
Shoreline
1.8 mi
HydroLAKES / HydroSHEDS
Elevation
1,194 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Stays via Stay22
Stays near Moccasin Lake
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Fish Species
Click a species to see every lake where it is documented.
Fishing Moccasin Lake
Water quality readings over time
2 seasons of samples on record (2021–2022). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Improving2 years
Nearby Lakes in Polk County
Frequently asked questions about Moccasin Lake
Where is Moccasin Lake?
- Moccasin Lake is a lake in Polk County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Moccasin Lake?
- Moccasin Lake in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 9.9 ft visibility. Maximum depth: 31 ft. Surface area: 47 acres.
Is Moccasin Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Moccasin Lake?
- Moccasin Lake has a maximum depth of 31 feet. The lake covers 47 acres.
What fish are in Moccasin Lake?
- Fish species found in Moccasin Lake include Panfish, Largemouth Bass, Northern Pike. Moccasin Lake is located in Polk County, Wisconsin.
What did the DNR fisheries survey find at Moccasin Lake?
- Wisconsin DNR lists Panfish as present on Moccasin Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Moccasin Lake’s water-quality measurements separately, and the water-quality trend over 2 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.
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Where this data comes from
13 measurements from 1 monitoring station, 2021–2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX13 samples · 2021–2022
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.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes