Lake Ivanhoe
Walworth County, Wisconsin46 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Lake Ivanhoe. Here is what has been measured.
- 2 aquatic invasives
- 10 ft max depth
- Public access
- Limited data
Lake Ivanhoe in Walworth County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 2.5 ft visibility. Maximum depth: 10 ft. Surface area: 46 acres.
Wisconsin DNR lists Panfish as common on Lake Ivanhoe. DNR survey details →
Lake Ivanhoe is a 46-acre lake in Walworth County, Wisconsin with a maximum depth of 10 feet. The lake supports 3 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 2024-08-07. Methodology: how these readings are compared.
Lake Ivanhoe covers about 46 acres in Walworth County. It has one public boat landing. If you are planning to stay, you can search lake houses and cabins around Lake Ivanhoe on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Lake Ivanhoe is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Fishing3 species recorded
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Ivanhoe 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 Lake Ivanhoe
These are the measurements Wisconsin DNR publishes for Lake Ivanhoe, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 2.5 ft of visibility. TSI 64.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.5ft | 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. | 64 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Lake Ivanhoe
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Panfish as common on Lake Ivanhoe.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Lake Ivanhoe’s water-quality measurements separately. 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 2024).
Fish Species (DNR-rated)
Lake Details
Max depth
10 ft
Surface area
46 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
7 sq mi
HydroLAKES / HydroSHEDS
Shoreline
1.3 mi
HydroLAKES / HydroSHEDS
Elevation
846 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Lake IvanhoePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Lake Ivanhoe
Compare lakeside cabins, hotels, and vacation rentals near Lake Ivanhoe in Walworth 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 Lake Ivanhoe
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 Lake Ivanhoe’s readings
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Fish Species
Click a species to see every lake where it is documented.
Fishing Lake Ivanhoe
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Lake Ivanhoe under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Lyons Sanitary District No 2Walworth County · 4.7 mi away · NPDES WI0031941Recent 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.
Nearby Lakes in Walworth County
Frequently asked questions about Lake Ivanhoe
Where is Lake Ivanhoe?
- Lake Ivanhoe is a lake in Walworth County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Lake Ivanhoe?
- Lake Ivanhoe in Walworth County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 2.5 ft visibility. Maximum depth: 10 ft. Surface area: 46 acres.
Is Lake Ivanhoe safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Lake Ivanhoe?
- Lake Ivanhoe has a maximum depth of 10 feet. The lake covers 46 acres.
What fish are in Lake Ivanhoe?
- Fish species found in Lake Ivanhoe include Panfish, Largemouth Bass, Northern Pike. Lake Ivanhoe is located in Walworth County, Wisconsin.
What did the DNR fisheries survey find at Lake Ivanhoe?
- Wisconsin DNR lists Panfish as common on Lake Ivanhoe. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Lake Ivanhoe’s water-quality measurements separately. Catch rate is not a swim clearance and is not a weekly bite report.
Are there boat ramps on Lake Ivanhoe?
- Lake Ivanhoe has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake Ivanhoe. Public access is listed as yes.
Can I fish at Lake Ivanhoe?
- Lake Ivanhoe 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 Lake Ivanhoe across LakeQuality
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Where this data comes from
1 measurement from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX1 sample · 2024
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
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