King Lake
Polk County, Wisconsin53 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for King Lake. Here is what has been measured.
- Mesotrophic
- 14 ft max depth
- Public access
- Limited data
King Lake in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 11.5 ft visibility. Phosphorus: 20.6 µg/L. Maximum depth: 14 ft. Surface area: 53 acres.
Wisconsin DNR lists Panfish as present on King Lake. DNR survey details →
King Lake is a 53-acre mesotrophic lake in Polk County, Wisconsin with a maximum depth of 14 feet. Overall water quality is declining over recent sampling years. The lake supports 3 documented fish species including Panfish, Largemouth Bass, and Northern Pike. Public access is available. Compared to the 54 other monitored lakes in Polk County, King Lake ranks #21 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2023-09-11. Methodology: how these readings are compared.
What King Lake is good for
From access and monitoring records, not editorial picks.
- Clear water11.5 ft of visibility
- Fishing3 species recorded
Swimming conditions
Readings onlyLimited data
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 King 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 King Lake
These are the measurements Wisconsin DNR publishes for King Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 11.5 ft. Phosphorus 20.6 µg/L. TSI 45.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 11.5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 20.6µg/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. | 45 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about King Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR lists Panfish as present on King Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows King Lake’s water-quality measurements separately, and the water-quality trend over 2 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. 1 station on file (most recent sample 2023).
Fish Species (DNR-rated)
Lake Details
Max depth
14 ft
Surface area
53 acres
Public access
Yes
Listed by Wisconsin DNR
Lake Size & Watershed
Watershed (drainage) area
0 sq mi
HydroLAKES / HydroSHEDS
Shoreline
1.3 mi
HydroLAKES / HydroSHEDS
Elevation
1,050 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Stays via Stay22
Stays near King Lake
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Fish Species
Click a species to see every lake where it is documented.
Fishing King Lake
Water quality readings over time
2 seasons of samples on record (2022–2023). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Worsening2 years
Phosphorus
Stable+0.4 µg/L/yr2 years
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of King Lake under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.
- Amery City OfAmery · 1.7 mi away · NPDES WI0020125Recent 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 Polk County
Frequently asked questions about King Lake
Where is King Lake?
- King Lake is a lake in Polk County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of King Lake?
- King Lake in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 11.5 ft visibility. Phosphorus: 20.6 µg/L. Maximum depth: 14 ft. Surface area: 53 acres.
Is King Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is King Lake?
- King Lake has a maximum depth of 14 feet. The lake covers 53 acres.
What fish are in King Lake?
- Fish species found in King Lake include Panfish, Largemouth Bass, Northern Pike. King Lake is located in Polk County, Wisconsin.
What did the DNR fisheries survey find at King Lake?
- Wisconsin DNR lists Panfish as present on King Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows King Lake’s water-quality measurements separately, and the water-quality trend over 2 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.
Can I fish at King Lake?
- Public access to King Lake is listed as yes on the lake record. 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 King Lake across LakeQuality
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Where this data comes from
12 measurements from 1 monitoring station, 2022–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX12 samples · 2022–2023
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