Beasley Lake
Waupaca County, Wisconsin12 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Beasley Lake. Here is what has been measured.
- Oligotrophic
- 2 aquatic invasives
- 47 ft max depth
- Limited data
Beasley Lake in Waupaca County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 18.4 ft visibility. Phosphorus: 15.1 µg/L. Maximum depth: 47 ft. Surface area: 12 acres.
Wisconsin DNR lists Largemouth Bass as common on Beasley Lake. DNR survey details →
Beasley Lake is a 12-acre cold, clear oligotrophic lake in Waupaca County, Wisconsin with a maximum depth of 47 feet. Water clarity is improving over recent sampling years. The lake supports 6 documented fish species including Musky, Panfish, and Largemouth Bass. Compared to the 20 other monitored lakes in Waupaca County, Beasley Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2023-09-21. Methodology: how these readings are compared.
Beasley Lake covers about 12 acres in Waupaca County. For a place on the water, look through cabin and lake-house rentals near Beasley Lake on Vrbo. For a hotel or motel room, Booking.com and Expedia both search around the lake.
What Beasley Lake is good for
From access and monitoring records, not editorial picks.
- Clear water18.4 ft of visibility
- Fishing6 species recorded
- Deep water47 ft surveyed max depth
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Beasley 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 Beasley Lake
These are the measurements Wisconsin DNR publishes for Beasley Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 18.4 ft down. Phosphorus 15.1 µg/L. TSI 39.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 18.4ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 15.1µg/L | Good GoodFairPoor |
| 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. | 39 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Beasley Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Largemouth Bass as common on Beasley Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Beasley Lake’s water-quality measurements separately, and the water-quality trend over 7 years of monitoring is stable. 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. 2 stations on file (most recent sample 2023).
Fish Species (DNR-rated)
Lake Details
Max depth
47 ft
Surface area
12 acres
Stays via Stay22
Stays near Beasley Lake
Compare lakeside cabins, hotels, and vacation rentals near Beasley Lake in Waupaca 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.
Top-rated places to stay near Beasley Lake
Prices for Oct 16–18, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Wisconsin’s top lakes →
Follow Beasley Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fish Species
Click a species to see every lake where it is documented.
Fishing Beasley Lake
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Water Quality Trend: Stable
Based on 7 years of monitoring (2020–2026).
Water clarity
Improving7 years
Phosphorus
Worsening+0.32 µg/L/yr6 years
Nearby Lakes in Waupaca County
Frequently asked questions about Beasley Lake
Where is Beasley Lake?
- Beasley Lake is a lake in Waupaca County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Beasley Lake?
- Beasley Lake in Waupaca County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 18.4 ft visibility. Phosphorus: 15.1 µg/L. Maximum depth: 47 ft. Surface area: 12 acres.
Is Beasley Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Beasley Lake?
- Beasley Lake has a maximum depth of 47 feet. The lake covers 12 acres.
What fish are in Beasley Lake?
- Fish species found in Beasley Lake include Musky, Panfish, Largemouth Bass, Northern Pike, Trout, Walleye. Beasley Lake is located in Waupaca County, Wisconsin.
What did the DNR fisheries survey find at Beasley Lake?
- Wisconsin DNR lists Largemouth Bass as common on Beasley Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Beasley Lake’s water-quality measurements separately, and the water-quality trend over 7 years of monitoring is stable. Catch rate is not a swim clearance and is not a weekly bite report.
Explore Beasley Lake across LakeQuality
Fish species and the cleanest lakes across Wisconsin
Fish species and best lakes in Waupaca County
Species activity outlook by water temperature and season
Where to stay at Wisconsin's top lakes, each with its readings
Wisconsin's cleanest lakes, ranked on agency measurements
More lakes in Wisconsin
State Parks Near Beasley Lake
Other Lakes in Wisconsin
Oligotrophic Lakes in Wisconsin
Where this data comes from
20 measurements from 1 monitoring station, 2020–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX20 samples · 2020–2023
Analytical methods
- Phosphorus by Colorimetry
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
Fish and recreation data from Wisconsin DNR Lakes