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LakeQuality
C

Bavaria Lake

Carver County, MinnesotaEutrophic

The LakeGrade rubric puts Bavaria Lake at a C: clarity at 5.2 ft, 33 µg/L of phosphorus, and a TSI of 54 signal an intermediate trophic state. Sub-grades cluster within a single letter of each other, which usually means the lake is in stable trophic balance rather than fighting one specific stressor.

A TSI in the eutrophic range signals a lake doing what nutrient-loaded waters do — supporting an active algal community at the cost of clear water. At 66 ft of maximum depth, Bavaria Lake stratifies reliably through the summer — the hypolimnion stays cooler and clearer than the surface layer suggests. The lake's 166 acres and 2.5 miles of shoreline put it in the mid-range bucket — large enough for varied use, small enough that watershed inputs reach the whole basin. Bavaria Lake ranks 14 of 40 in Carver County — solidly in the upper half of the local distribution.

Eurasian watermilfoil has been documented at Bavaria Lake, requiring shoreline management to keep dense mats from crowding native vegetation. The fishery is bass-led, with 13 documented species across the lake's records. Public access is available — the lake is on the Minnesota PCA public-access list. Monitoring depth is thin here: the LakeGrade rubric is applied to a small number of sample years, and the grade will be revised as more data accumulates.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2024-10-22. Grade methodology: LakeGrade methodology.

Swimming Safety

Generally safe for swimming, moderate water quality

Water Quality Grade: C, Fair

Murky, only visible to about 5.2 ft. Phosphorus level: 33 µg/L. Trophic State Index: 54.

MetricValueGrade
Water Clarity (Secchi Depth)5.2 ftD
Phosphorus33 µg/LC
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)54Eutrophic

High nutrients, frequent algae, reduced clarity

Lake Details

CharacteristicValue
Maximum Depth66 ft
Surface Area166.46 acres
Shoreline Length2.5 mi
Littoral Zone39%
Public AccessYes

Fish Species

Click a species to see all Minnesota and Wisconsin lakes where it is found.

→ Best fishing times for Bavaria Lake (14-day solunar calendar)

→ Is it safe to eat fish from Bavaria Lake? (mercury & PFAS guide)

Bavaria Lake fishing regulations (limits, seasons, special rules)

Invasive Species

Eurasian watermilfoil

Water Quality Trend: Improving

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+0.072 m/yr5
Phosphorus Improving-1 µg/L/yr5

Location

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County Ranking

Ranked #14 of 40 lakes in Carver County

Nearby Lakes in Carver County

DNR Fisheries Survey Summary

12 surveys on file from MN DNR Fisheries. Most recent: 2025-09-03 (Targeted Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluntnose Minnow55.68
Bluegill47.140.15 lb
Largemouth Bass17.271.25 lb
Fathead Minnow10.64
IOD8.35
Yellow Bass6.580.65 lb

CPUE = catch per unit effort, averaged across surveys (excludes juvenile shoreline seining). Higher CPUE = more abundant in standardized sampling.

Length Distributions

Number of fish caught at each inch class in the most recent survey that recorded lengths. Red dashed line marks an approximate trophy threshold for that species.

Bluegill

796 fish · 38 in · 2023-06-20
3101550345678

Largemouth Bass

4 fish · 816 in · 2023-06-20
108910111213141516

Yellow Bass

3 fish · 811 in · 2023-06-20
10891011

From the 2025-09-03 survey

Minnesota DNR Fisheries IBI program staff conducted an assessment of lakeshore habitat on Bavaria Lake on September 3rd, 2025, following the Score the Shore survey protocols. The assessment consisted of 26 survey sites evenly spaced 150 meters around the lake. Assessments were made in three habitat zones: Shoreline…

Source: MN DNR LakeFinder Fisheries Lake Survey

DNR Reports & Resources

Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for Bavaria Lake. 2 reports on file.

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Lake details from Minnesota DNR LakeFinder

Most recent sample: 2024-10-22

Monitoring stations: 1