Middle Kimball Lake
Middle Kimball Lake in Washburn County, Wisconsin has a water quality grade of B (Good). Water clarity: 16 ft visibility. Phosphorus: 13.1 µg/L. Maximum depth: 77 ft. Surface area: 96 acres.
Wisconsin DNR rates Panfish and Northern Pike as abundant on Middle Kimball Lake. DNR survey details →
- Clarity
- 16 ft
- Typical in August
- 74°F
- Max depth
- 77 ft
- Area
- 96 acres
- Type
- Oligotrophic
- Trend
- ↑ Improving
Next lake in Washburn County
Swipe left or right on this bar to open the next or previous lake.
Middle Kimball Lake is a 96-acre cold, clear oligotrophic lake in Washburn County, Wisconsin with a maximum depth of 77 feet. Water quality is graded B based on 1 sampling years through 2026. 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, Middle Kimball Lake ranks #13 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2026-06-21. Grade methodology: LakeQuality methodology.
Watch Middle Kimball Lake water quality
Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.
Swimming Safety
Grade onlyLow algae
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Crystal clear, you can see 16 ft down. Phosphorus level: 13.1 µg/L. Trophic State Index: 39.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 16 ft | Not graded |
| Phosphorus | 13.1 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 39 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Middle Kimball Lake
Compare lakeside cabins, hotels, and vacation rentals near Middle Kimball Lake in Washburn 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 Middle Kimball Lake
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 →
Water Temperature
Middle Kimball Lake typically sits around 74°F at the surface in August. Summer average is about 73°F. Usually warmest in Jul (about 75°F) and coldest in May (about 58°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 26 field readings (2024–2025) via the EPA Water Quality Portal. See the full Middle Kimball Lake water temperature breakdown →
Wisconsin DNR rates Panfish and Northern Pike as abundant on Middle Kimball Lake.
A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Middle Kimball Lake B from EPA Water Quality Portal chemistry, 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. Monitored by volunteers since 1997. 1 station on file (most recent sample 2025).
Fish Species (DNR-rated)
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 77 ft |
| Surface Area | 96 acres |
Fish Species
Click a species to see every graded lake where it is documented.
Fishing Middle Kimball Lake
Water Quality Trend: ↑ Improving
Based on 7 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.214 m/yr | 5 |
| Phosphorus | ↑ Improving | -0.98 µg/L/yr | 7 |
County Ranking
Ranked #13 of 27 lakes in Washburn County
Nearby Lakes in Washburn County
Frequently asked questions about Middle Kimball Lake
Where is Middle Kimball Lake?
- Middle Kimball Lake is a lake in Washburn County, Wisconsin. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Middle Kimball Lake?
- Middle Kimball Lake in Washburn County, Wisconsin has a water quality grade of B (Good). Water clarity: 16 ft visibility. Phosphorus: 13.1 µg/L. Maximum depth: 77 ft. Surface area: 96 acres.
Is Middle Kimball Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Middle Kimball Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Middle Kimball Lake?
- Middle Kimball Lake typically sits around 74°F at the surface in August, 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 Middle Kimball Lake?
- Middle Kimball Lake has a maximum depth of 77 feet. The lake covers 96 acres.
What fish are in Middle Kimball Lake?
- Fish species found in Middle Kimball Lake include Panfish, Largemouth Bass, Northern Pike. Middle Kimball Lake is located in Washburn County, Wisconsin.
What did the DNR fisheries survey find at Middle Kimball Lake?
- Wisconsin DNR rates Panfish and Northern Pike as abundant on Middle Kimball Lake. A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Middle Kimball Lake B from EPA Water Quality Portal chemistry, 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.
Explore Middle Kimball Lake across LakeQuality
Fish species and top-graded lakes across Wisconsin
Fish species and best lakes in Washburn County
Species activity outlook by water temperature and season
Top lakes and where to stay in the Hayward Lakes area
Where to stay at Wisconsin's top lakes, each with its grade
Lakes in the Chippewa River Watershed, ranked by water quality
Low nutrients, clear water, excellent for swimming
Wisconsin's cleanest and most-polluted lakes, ranked
More Wisconsin Lake Rankings
Other Grade B Lakes in Wisconsin
Oligotrophic Lakes in Wisconsin
Where this data comes from
60 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_WQX60 samples · 2020–2026
Analytical methods
- Phosphorus by Colorimetry
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes