Upper Kimball Lake
Washburn County, Wisconsin42 acresView mapDirections
Wisconsin DNR publishes the water-quality measurements for Upper Kimball Lake. Here is what has been measured.
- Mesotrophic
- 11 ft max depth
Upper Kimball Lake in Washburn County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 10 ft visibility. Phosphorus: 20.4 µg/L. Maximum depth: 11 ft. Surface area: 42 acres.
Wisconsin DNR rates Northern Pike as abundant on Upper Kimball Lake. DNR survey details →
Upper Kimball Lake is a 42-acre mesotrophic lake in Washburn County, Wisconsin with a maximum depth of 11 feet. Overall water quality is improving over recent sampling years. The lake supports 3 documented fish species including Panfish, Largemouth Bass, and Northern Pike. Compared to the 26 other monitored lakes in Washburn County, Upper Kimball Lake ranks #18 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2024-06-24. Methodology: how these readings are compared.
What Upper Kimball Lake is good for
From access and monitoring records, not editorial picks.
- Clear water10 ft of visibility
- Fishing3 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 Upper Kimball 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 Upper Kimball Lake
These are the measurements Wisconsin DNR publishes for Upper Kimball 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 10 ft. Phosphorus 20.4 µg/L. TSI 46.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 10ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 20.4µg/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. | 46 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Upper Kimball Lake
Answers come straight from the public measurements and survey records on this page.
Wisconsin DNR rates Northern Pike as abundant on Upper Kimball Lake.
A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Upper Kimball Lake’s water-quality measurements separately, and the water-quality trend over 7 years of monitoring is improving. 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. 2 stations on file (most recent sample 2023).
Fish Species (DNR-rated)
Lake Details
Max depth
11 ft
Surface area
42 acres
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Fish Species
Click a species to see every lake where it is documented.
Fishing Upper Kimball Lake
- → Upper Kimball Lake fishing: DNR survey catch rates, species & stocking
- → Upper Kimball Lake fishing forecast & best times (species outlook + 14-day solunar calendar)
- → Upper Kimball Lake fishing regulations (limits, seasons, special rules)
- → Is it safe to eat fish from Upper Kimball Lake? (mercury & PFAS guide)
Water Quality Trend: Improving
Based on 7 years of monitoring (2020–2026).
Water clarity
Improving5 years
Phosphorus
Improving-0.59 µg/L/yr7 years
Nearby Lakes in Washburn County
Frequently asked questions about Upper Kimball Lake
Where is Upper Kimball Lake?
- Upper Kimball Lake is a lake in Washburn County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Upper Kimball Lake?
- Upper Kimball Lake in Washburn County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Water clarity: 10 ft visibility. Phosphorus: 20.4 µg/L. Maximum depth: 11 ft. Surface area: 42 acres.
Is Upper Kimball Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Upper Kimball Lake?
- Upper Kimball Lake has a maximum depth of 11 feet. The lake covers 42 acres.
What fish are in Upper Kimball Lake?
- Fish species found in Upper Kimball Lake include Panfish, Largemouth Bass, Northern Pike. Upper Kimball Lake is located in Washburn County, Wisconsin.
What did the DNR fisheries survey find at Upper Kimball Lake?
- Wisconsin DNR rates Northern Pike as abundant on Upper Kimball Lake. A DNR fisheries survey reports fish abundance and catch rates, not water quality. LakeQuality shows Upper Kimball Lake’s water-quality measurements separately, and the water-quality trend over 7 years of monitoring is improving. Catch rate is not a swim clearance and is not a weekly bite report.
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Where this data comes from
29 measurements from 1 monitoring station, 2020–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX29 samples · 2020–2024
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
Fish and recreation data from Wisconsin DNR Lakes