Unnamed Lake
Crawford County, Wisconsin3 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Unnamed Lake. Here is what has been measured.
- Public access
- Limited data
Unnamed Lake in Crawford County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 1.2 ft visibility. Phosphorus: 128 µg/L. Surface area: 3 acres.
Unnamed Lake is a 3-acre lake in Crawford County, Wisconsin. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2022-09-13. Methodology: how these readings are compared.
What Unnamed Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Unnamed 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 Unnamed Lake
These are the measurements Wisconsin DNR publishes for Unnamed Lake, 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 1.2 ft of visibility. Phosphorus 128 µg/L. TSI 74.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 128µg/L | Measured, not scored 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. | 74 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
Ask about Unnamed Lake
Answers come straight from the public measurements and survey records on this page.
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2022).
Lake Details
Surface area
3 acres
Public access
Yes
Listed by Wisconsin DNR
No bathymetric survey has been published for Unnamed Lake, so its depth is not documented here.
Recreation & Access
- Soldiers GrovePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
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Stays near Unnamed Lake
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Fishing Unnamed Lake
Water quality readings over time
2 seasons of samples on record (2021–2022). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Improving2 years
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Unnamed Lake under Clean Water Act (NPDES) discharge permits. 2 facilities have a reported Clean Water Act violation in the past three years.
- Soldiers Grove Wastewater Treatment FacilitySoldiers Grove · 1.1 mi away · NPDES WI0022241Recent violation
- Readstown Wastewater Treatment FacilityReadstown · 2.8 mi away · NPDES WI0021661Recent 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 Crawford County
Frequently asked questions about Unnamed Lake
Where is Unnamed Lake?
- Unnamed Lake is a lake in Crawford County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Unnamed Lake?
- Unnamed Lake in Crawford County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 1.2 ft visibility. Phosphorus: 128 µg/L. Surface area: 3 acres.
Is Unnamed Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there boat ramps on Unnamed Lake?
- Unnamed Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Soldiers Grove. Public access is listed as yes.
Can I fish at Unnamed Lake?
- Unnamed 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 Unnamed Lake across LakeQuality
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Where this data comes from
21 measurements from 1 monitoring station, 2021–2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX21 samples · 2021–2022
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)
Fish and recreation data from Wisconsin DNR Lakes
Named boat-access points from the USGS National Boat Ramps inventory