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LakeQuality

Beckers Lake

D
Grade D — Nutrient-rich
Nutrient-rich · #1 of 2 lakes in the county · 1.5 ft clear · Hypereutrophic · 35 acres · from F
Limited DataHypereutrophic

Beckers Lake in Calumet County, Wisconsin has a water quality grade of D (Nutrient-rich). Water clarity: 1.5 ft visibility. Phosphorus: 138 µg/L. Maximum depth: 52.5 ft. Surface area: 35 acres.

Wisconsin DNR lists Panfish as common on Beckers Lake. DNR survey details →

Clarity
1.5 ft
Max depth
52.5 ft
Area
35 acres
Type
Hypereutrophic
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 Beckers Lake

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Beckers Lake is a 35-acre highly nutrient-loaded hypereutrophic lake in Calumet County, Wisconsin with a maximum depth of 53 feet. Water quality is graded D based on 1 sampling years through 2026. Overall water quality is improving over recent sampling years. The lake supports 4 documented fish species including Panfish, Largemouth Bass, and Northern Pike. Public access is available with 1 public boat landing. Compared to the 1 other monitored lakes in Calumet County, Beckers Lake ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2026-02-11. Grade methodology: LakeQuality methodology.

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Swimming Safety

Grade only

Limited data

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

Compare the safest swimming lakes near Appleton

Get alerts for Beckers Lake

Water Quality Grade: D (Nutrient-rich)

Very murky, less than 1.5 ft of visibility. Phosphorus level: 138 µg/L. Trophic State Index: 73.

MetricValueGrade
Water Clarity (Secchi Depth)1.5 ftNot graded
Phosphorus138 µg/LPoor
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)73Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Beckers Lake

Compare lakeside cabins, hotels, and vacation rentals near Beckers Lake in Calumet 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 Beckers Lake are listed below.

Top-rated places to stay near Beckers Lake

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 →

DNR fisheries survey

Wisconsin DNR lists Panfish as common on Beckers Lake.

A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Beckers Lake D from EPA Water Quality Portal chemistry, and the water-quality trend over 6 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. 3 stations on file (most recent sample 2026).

Fish Species (DNR-rated)

Panfish(Common)Largemouth Bass(Present)Northern Pike(Present)Walleye(Present)

Lake Details

CharacteristicValue
Maximum Depth52.5 ft
Surface Area35 acres
Public AccessYes

Lake Size & Watershed

Watershed (drainage) area
0 sq mi
Shoreline
1 mi
Elevation
827 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Becker Lake ParkPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Fish Species

Click a species to see every graded lake where it is documented.

Fishing Beckers 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.

Curly-Leaf PondweedEurasian Water-MilfoilPurple Loosestrife

Based on 6 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+0.116 m/yr6
Phosphorus Improving-2.85 µg/L/yr6
See year-by-year chart →

EPA Impairment Status

Beckers Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

Nutrients (phosphorus, nitrogen)

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit WI10000172 · Official waterbody report · Matched by proximity (0.1 km)

Regulated Pollution Sources Nearby

2 EPA-permitted facilities operate within about 5 miles of Beckers Lake under Clean Water Act (NPDES) discharge permits. 2 facilities have a reported Clean Water Act violation in the past three years.

  • Potter Sd Wastewater Trtmnt Fa
    Potter · 2.3 mi away · NPDES WI0029025
    Recent violation
  • Hilbert Wastewater Treatment Facility
    Hilbert · 4.3 mi away · NPDES WI0021270
    Recent violation

Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.

County Ranking

Ranked #1 of 2 lakes in Calumet County

Nearby Lakes With Higher Grades

Beckers 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.

Nearby Lakes in Calumet County

Frequently asked questions about Beckers Lake

Where is Beckers Lake?

Beckers Lake is a lake in Calumet County, Wisconsin. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.

What is the water quality grade for Beckers Lake?

Beckers Lake in Calumet County, Wisconsin has a water quality grade of D (Nutrient-rich). Water clarity: 1.5 ft visibility. Phosphorus: 138 µg/L. Maximum depth: 52.5 ft. Surface area: 35 acres.

Is Beckers 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. Beckers Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.

How deep is Beckers Lake?

Beckers Lake has a maximum depth of 52.5 feet. The lake covers 35 acres.

What fish are in Beckers Lake?

Fish species found in Beckers Lake include Panfish, Largemouth Bass, Northern Pike, Walleye. Beckers Lake is located in Calumet County, Wisconsin.

What did the DNR fisheries survey find at Beckers Lake?

Wisconsin DNR lists Panfish as common on Beckers Lake. A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Beckers Lake D from EPA Water Quality Portal chemistry, and the water-quality trend over 6 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.

Are there boat ramps on Beckers Lake?

Beckers Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Becker Lake Park. Public access is listed as yes.

Where this data comes from

15 measurements from 1 monitoring station, 2020–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Wisconsin Department of Natural ResourcesWIDNR_WQX15 samples · 2020–2026

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

Regulated discharger data from EPA ECHO (ICIS-NPDES)

Lake size & watershed from HydroLAKES (HydroSHEDS)

Fish and recreation data from Wisconsin DNR Lakes

Named boat-access points from the USGS National Boat Ramps inventory