Random Lake
Sheboygan County, Wisconsin212 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Random Lake. Here is what has been measured.
- Eutrophic
- 2 aquatic invasives
- 22 ft max depth
- Public access
Random Lake in Sheboygan County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 4.5 ft visibility. Phosphorus: 21.8 µg/L. Maximum depth: 22.2 ft. Surface area: 212 acres.
Wisconsin DNR lists Musky as common on Random Lake. DNR survey details →
Random Lake is a 212-acre productive, nutrient-rich eutrophic lake in Sheboygan County, Wisconsin with a maximum depth of 22 feet. Water clarity is declining over recent sampling years. The lake supports 5 documented fish species including Musky, Panfish, and Largemouth Bass. Public access is available with 1 public boat landing. Compared to the 5 other monitored lakes in Sheboygan County, Random Lake ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2026-06-30. Methodology: how these readings are compared.
Random Lake covers about 210 acres in Sheboygan County. It has one public boat landing. If you are planning to stay, you can search lake houses and cabins around Random Lake on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Random Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Fishing5 species recorded
Swimming conditions
Readings onlyLow algae
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 Random 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 Random Lake
These are the measurements Wisconsin DNR publishes for Random Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 4.5 ft. Phosphorus 21.8 µg/L. TSI 52.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 4.5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 21.8µg/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. | 52 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Random Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Random Lake typically sits around 55°F at the surface in October. Summer average is about 74°F. Usually warmest in Jul (about 76°F) and coldest in Feb (about 40°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (40°F) to its warmest (76°F).
Typical surface water temperature by month, from 26 field readings (2024–2025) via the EPA Water Quality Portal. See the full Random Lake water temperature breakdown →
Wisconsin DNR lists Musky as common on Random Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Random 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. Monitored by volunteers since 1987. 3 stations on file (most recent sample 2025).
Fish Species (DNR-rated)
Lake Details
Max depth
22.2 ft
Surface area
212 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
0 sq mi
HydroLAKES / HydroSHEDS
Shoreline
2.9 mi
HydroLAKES / HydroSHEDS
Elevation
869 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Lakeview ParkPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Random Lake
Compare lakeside cabins, hotels, and vacation rentals near Random Lake in Sheboygan 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 Random Lake
Prices for Oct 9–11, 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 Random Lake’s readings
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Fish Species
Click a species to see every lake where it is documented.
Fishing Random 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
Worsening7 years
Phosphorus
Improving-2.15 µg/L/yr6 years
Regulated Pollution Sources Nearby
4 EPA-permitted facilities operate within about 5 miles of Random Lake under Clean Water Act (NPDES) discharge permits. 3 facilities have a reported Clean Water Act violation in the past three years.
- Rockland Dairy IncSherman, Town Of · 1.9 mi away · NPDES WI0061786Recent violation
- Lakeside Foods Inc Random LakeRandom Lake · 3.5 mi away · NPDES WI0032760Recent violation
- Random Lake VillageRandom Lake · 3.5 mi away · NPDES WI0021415Recent violation
- Krier Foods Inc Random LakeRandom Lake · 0.8 mi away · NPDES WI0049204
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 Sheboygan County
Frequently asked questions about Random Lake
Where is Random Lake?
- Random Lake is a lake in Sheboygan County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Random Lake?
- Random Lake in Sheboygan County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 4.5 ft visibility. Phosphorus: 21.8 µg/L. Maximum depth: 22.2 ft. Surface area: 212 acres.
Is Random Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
What is the water temperature of Random Lake?
- Random Lake typically sits around 55°F at the surface in October, from 26 EPA Water Quality Portal field readings (2024–2025). That is a typical value for the month, not a live reading.
How deep is Random Lake?
- Random Lake has a maximum depth of 22.2 feet. The lake covers 212 acres.
What fish are in Random Lake?
- Fish species found in Random Lake include Musky, Panfish, Largemouth Bass, Northern Pike, Walleye. Random Lake is located in Sheboygan County, Wisconsin.
What did the DNR fisheries survey find at Random Lake?
- Wisconsin DNR lists Musky as common on Random Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Random 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.
Are there boat ramps on Random Lake?
- Random Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lakeview Park. Public access is listed as yes.
Can I fish at Random Lake?
- Random 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 Random Lake across LakeQuality
Depth, room, public access, and the state wake-sport rules
Fish species and the cleanest lakes across Wisconsin
Fish species and best lakes in Sheboygan County
Species activity outlook by water temperature and season
Where to stay at Wisconsin's top lakes, each with its readings
Lakes in the Sheboygan-Manitowoc, ranked by water quality
Wisconsin's cleanest lakes, ranked on agency measurements
More lakes in Wisconsin
State Parks Near Random Lake
Other Lakes in Wisconsin
Eutrophic Lakes in Wisconsin
Where this data comes from
62 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 Resources
WIDNR_WQX62 samples · 2020–2026
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
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