Fish Lake is a lake in Waushara County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.

How deep is Fish Lake?

Fish Lake has a maximum depth of 37 feet. The lake covers 153 acres.

What fish are in Fish Lake?

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

Are there boat ramps on Fish Lake?

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

Can I fish at Fish Lake?

Fish Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.

Fish Lake

Waushara County, Wisconsin153 acresView map Directions

No nutrient or algae sampling on record from Wisconsin DNR for this lake.

Max depth

37 ft

Bathymetric survey

Area

153 acres

Surface area

Trend

Worsening

5 years of samples

Curly-Leaf Pondweed
37 ft max depth
Public access
Limited data

See the measurements Directions Where to stay

Fish Lake in Waushara County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 37 ft. Surface area: 153 acres.

Wisconsin DNR lists Panfish as present on Fish Lake. DNR survey details →

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Fish Lake is a 153-acre lake in Waushara County, Wisconsin with a maximum depth of 37 feet. Overall water quality is declining 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.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2026-04-13. Methodology: how these readings are compared.

What Fish Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp
Fishing4 species recorded
Deep water37 ft surveyed max depth

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Fish 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.

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Water quality measurements for Fish Lake

These are the measurements Wisconsin DNR publishes for Fish Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data.

Ask about Fish Lake

Answers come straight from the public measurements and survey records on this page.

DNR fisheries survey

Wisconsin DNR lists Panfish as present on Fish Lake.

A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Fish Lake’s water-quality measurements separately, and the water-quality trend over 5 years of monitoring is declining. 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 2025).

Fish Species (DNR-rated)

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

Contour map (PDF) →Full WI DNR LakePage →Water quality stations →

DNR Reports & Resources

Wisconsin DNR Fisheries scientists publish multi-year survey reports for Fish Lake covering fish populations, stocking, water quality, and management. 1 report on file.

These links open on the official state DNR websites (Wisconsin DNR survey PDFs · Minnesota DNR LakeFinder).

2023
Fish Lake comprehensive summary survey, 2023
Comprehensive Survey · WI DNR · 2023 (PDF)

Lake Details

Max depth

37 ft

Surface area

153 acres

Public access

Yes

Listed by Wisconsin DNR

Lake Size & Watershed

Watershed (drainage) area

6 sq mi

HydroLAKES / HydroSHEDS

Shoreline

3.4 mi

HydroLAKES / HydroSHEDS

Elevation

1,073 ft

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

Recreation & Access

Boat Landings

Yes

Public Access

Fish LakePublic

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

Stays via Stay22

Stays near Fish Lake

Compare lakeside cabins, hotels, and vacation rentals near Fish Lake in Waushara 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 Fish 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 Fish Lake’s readings

Email me when new measurements post for this lake. Updates stay free.

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Fish Species

Panfish Largemouth Bass Northern Pike Walleye

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

Fishing Fish 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.

Banded Mystery SnailCurly-Leaf PondweedEurasian Water-Milfoil

Water Quality Trend: Worsening

Based on 5 years of monitoring (2020–2024).

Phosphorus
Worsening
+0.65 µg/L/yr5 years

See year-by-year chart →

Nearby Lakes in Waushara County

Pine Lake10.2 ft clear · Mesotrophic—View →Goose Lake—View →Sand Lake—View →Plainfield Lake6.8 ft clear—View →Long Lake Plainfield5.2 ft clear—View →Lake Huron—View →

Frequently asked questions about Fish Lake

Where is Fish Lake?: Fish Lake is a lake in Waushara County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Fish Lake?: Fish Lake in Waushara County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 37 ft. Surface area: 153 acres.
Is Fish Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Fish Lake?: Fish Lake has a maximum depth of 37 feet. The lake covers 153 acres.
What fish are in Fish Lake?: Fish species found in Fish Lake include Panfish, Largemouth Bass, Northern Pike, Walleye. Fish Lake is located in Waushara County, Wisconsin.
What did the DNR fisheries survey find at Fish Lake?: Wisconsin DNR lists Panfish as present on Fish Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Fish Lake’s water-quality measurements separately, and the water-quality trend over 5 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.
Are there boat ramps on Fish Lake?: Fish Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Fish Lake. Public access is listed as yes.
Can I fish at Fish Lake?: Fish Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.

Explore Fish Lake across LakeQuality

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State Parks Near Fish Lake

Roche-a-Cri State Park

State Park · 18.2 mi

Hartman Creek State Park

State Park · 19.4 mi

Other Lakes in Wisconsin

Washburn Lake

Portage County · Measured

Bass Lake

Portage County · Measured

School Section Lake

Marquette County · Measured

Pine Lake

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Wolf Lake

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Sandy Lake

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Where this data comes from

4 measurements from 1 monitoring station, 2024–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

Wisconsin Department of Natural ResourcesWIDNR_WQX4 samples · 2024–2026

Analytical methods

Total Phosphorus After Block Digestion
2130 B ~ Nephelometric Method

Monitoring station identifiers (1)

WIDNR_WQX-703025

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

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