Lac La Belle
Waukesha County, Wisconsin · WBIC 848800
The DNR has advice about eating fish from this water. How much is safe depends on the fish and on who is eating it. Look it up on the DNR site
This lake has fishing rules that differ from the standard ones for its area. Check the official rules before you fish. Official regulations
Size
1,164 acres
Max depth
45 ft
DNR lake type
Complex, Two Story
Water clarity
7.2 ft
Moderate, measured Sep 2026
A deep lake type that can hold a cold layer below the warm surface in summer. This describes the lake type in general, not this lake in particular.
Outline
Numbered dots are boat landings; tap one for directions. The list below has the same numbers. Drawn from the DNR's 24K hydrography (surveyed 1971), so the shape is approximate and a landing can sit a little off the shore. Open the DNR lake map.
Water clarity
7.2 ft Secchi depthModerate
Last measured Sep 23, 2026. 555 readings on record, 1986 to 2026.
Typical summer clarity (June to September): 5.4 ft, moderate, from 128 readings (2012 to 2026).
Secchi depth is how far down a white disk stays visible. A bigger number means clearer water. Clear means a Secchi depth of 10 feet or more, moderate 5 to 10 feet, low under 5 feet.
Wisconsin DNR water monitoring (volunteer and staff), via the Water Quality Portal; station Lac La Belle - Deep Hole-Site 1. Checked Oct 23, 2026.
Water temperature
65.8°F surface, measured Sep 23, 2026
Measured near the surface (0.91 m down). A single reading, not a daily value.
A typical year Modeled estimate
- Ice goes outabout Apr 9 (Mar 29 to Apr 12)
- Surface reaches 48°Fabout Apr 25 (Apr 15 to May 2)
- Surface reaches 64°Fabout May 25 (May 17 to May 31)
- June surface74°F, usually 72 to 76°F
- July surface81°F, usually 78 to 82°F
- August surface77°F, usually 75 to 79°F
Forms a warm top layer around Jun 6, lasting about 97 days.
A computer model of this lake's typical weather and water, built from 15 years, 2005 to 2019. Ranges show the middle half of years. The model was not calibrated against measured temperatures for this lake. It is an estimate, not a measurement.
Measured: Wisconsin DNR via the Water Quality Portal (checked Oct 23, 2026). Modeled: U.S. Geological Survey lake temperature data release (doi:10.5066/P9CA6XP8).
Today at the lake
Forecast: National Weather Service (no endorsement implied). Sunrise, sunset and moon phase are calculated. The moon phase can be a day off.
Stocking history
- Muskellungelast stocked 2023 (large fingerling and yearling); stocked in 7 years since 2010
- Walleyelast stocked 2023 (small fingerling); stocked in 8 years since 2010
- Northern Pikelast stocked 2019 (large fingerling); stocked in 9 years since 2010
Stocking shows what was added to the lake, not what is in it now.
Wisconsin DNR annual fish stocking summary. Checked Oct 23, 2026.
Fish recorded near this lake
- Bigmouth Buffalo Ictiobus cyprinellus1970 to 1993; 3 records
- Bigmouth Shiner Notropis dorsalis1974; 1 record
- Black Bullhead Ameiurus melas1984 to 1988; 5 records
- Black Crappie Pomoxis nigromaculatus1970 to 2005; 41 records
- Blackstripe Topminnow Fundulus notatus1974; 1 record
- Bluegill Lepomis macrochirus1970 to 2005; 45 records
- Bowfin Amia calva1992 to 1993; 2 records
- Brook Silverside Labidesthes sicculus1974; 1 record
- Brook Trout Salvelinus fontinalis1992 to 1993; 3 records
- Brown Bullhead Ameiurus nebulosus1985 to 1993; 5 records
- Brown Trout Salmo trutta1992 to 1995; 4 records
- Central Mudminnow Umbra limi1974; 1 record
- Common Carp Cyprinus carpio1970 to 2007; 36 records
- Emerald Shiner Notropis atherinoides1992; 1 record
- Flathead Catfish Pylodictis olivaris1991 to 1997; 8 records
- Golden Redhorse Moxostoma erythrurum2005; 1 record
- Golden Shiner Notemigonus crysoleucas1988; 1 record
- Green Sunfish Lepomis cyanellus1974 to 1993; 13 records
- Johnny Darter Etheostoma nigrum1974; 1 record
- Largemouth Bass Micropterus salmoides1970 to 2005; 51 records
- Logperch Percina caprodes1984; 1 record
- Longnose Gar Lepisosteus osseus1984 to 2005; 6 records
- Muskellunge Esox masquinongy1987 to 2005; 13 records
- Northern Pike Esox lucius1970 to 2005; 54 records
- Pumpkinseed Lepomis gibbosus1974 to 2005; 20 records
- Rainbow Trout Oncorhynchus mykiss1993; 1 record
- Rock Bass Ambloplites rupestris1970 to 2005; 39 records
- Sauger Sander canadensis1989 to 1992; 3 records
- Smallmouth Bass Micropterus dolomieu1970 to 2005; 54 records
- Walleye Sander vitreus1970 to 2005; 57 records
- Warmouth Lepomis gulosus1987 to 1991; 6 records
- White Bass Morone chrysops1974 to 1999; 20 records
- White Sucker Catostomus commersonii1986 to 1994; 6 records
- Yellow Bass Morone mississippiensis1976 to 2002; 26 records
- Yellow Bullhead Ameiurus natalis1974 to 2005; 7 records
- Yellow Perch Perca flavescens1970 to 2005; 39 records
Recorded in open fish survey and museum records (GBIF). A record shows a fish was found near this lake in that year, not that it is there now, and says nothing about how many. Most coordinates are rounded to about 1 km, so a record is attached only when one lake is the clear match.
Open fish survey and museum records from GBIF; datasets are listed on the sources page. Checked Oct 23, 2026.
Boat landings
- 1Fowler LakeBoat ramp · Concrete Panels surface · City
Directions - 2Oconomowoc Boat LaunchBoat ramp · Concrete surface · City
Directions
Wisconsin DNR public boat access sites. Checked Oct 23, 2026.
Fishing from shore
- LAC LA BELLE FISHING PIERDirections · DNR details
Wisconsin DNR shore fishing sites. Checked Oct 24, 2026.
More lakes in Waukesha County
- Fowler Lake1.6 miles away
- Ashippun Lake3.1 miles away
- Oconomowoc Lake, Upper3.4 miles away
- Tamarack Lake3.5 miles away
- Silver Lake3.8 miles away
- Oconomowoc Lake3.9 miles away
Where this comes from
- Size, depth and lake typeWisconsin DNR lake classifications, checked Oct 23, 2026
- OutlineWisconsin DNR 24K hydrography, checked Oct 23, 2026
- Stocking historyWisconsin DNR annual fish stocking summary, checked Oct 23, 2026
- Regulations linkWisconsin DNR fishing regulations (linked, not restated), checked Oct 23, 2026
- Boat landingsWisconsin DNR public boat access sites, checked Oct 23, 2026
- Water clarityWisconsin DNR water monitoring, via the Water Quality Portal, checked Oct 23, 2026
- Measured temperatureWisconsin DNR water monitoring, via the Water Quality Portal, checked Oct 23, 2026
- Typical-year temperatureU.S. Geological Survey lake temperature model (modeled estimate), checked Oct 23, 2026
- Fish recordedOpen fish survey and museum records, via GBIF, checked Oct 23, 2026
- Fish consumption advice flagWisconsin DNR advisory areas (flag and link only), checked Oct 24, 2026
- VHS statusWisconsin DNR VHS status by watershed, checked Oct 24, 2026
- Shore fishing sitesWisconsin DNR shore fishing sites, checked Oct 24, 2026
- Depth map linkWisconsin DNR lake maps list, checked Oct 24, 2026
See data sources for what each source covers, and about for how the numbers are matched to lakes.
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