Dodge County Lake Quality
Wisconsin, 3 lakes, average grade D (Nutrient-rich)
Only 3 lakes in Dodge County carry an active grade. The county-level summary is therefore representative of those specific lakes, not necessarily of every water body in the county. The county-wide average grade is D — water quality issues are persistent across most of the monitored basins. 0 lakes fall into the F bracket outright.
The county's lakes lean shallow, which makes the grades sensitive to wind, sediment-resuspension, and any nutrient inputs from the watershed. The cleanest lake on the books is Lake Emily (C); the most-stressed is Beaver Dam Lake (D).
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Quick Answers for Dodge County
Planning a trip? Check special fishing regulations for Lake Emily, whether the fish are safe to eat, and the best times to fish — or browse the full Wisconsin regulations index.
Fishing in Dodge County
DNR Reports (3)
Wisconsin DNR Fisheries Survey resources for lakes in Dodge County. browse all reports →
These links open on the official state DNR websites (Wisconsin DNR survey PDFs · Minnesota DNR LakeFinder).
- 2021Beaver Dam Lake comprehensive survey, 2021Comprehensive Survey · WI DNR · 2021 (PDF)
- 2019Fox Lake comprehensive survey, 2019Comprehensive Survey · WI DNR · 2019 (PDF)
- 2017Lake Emily comprehensive survey, 2017Comprehensive Survey · WI DNR · 2017 (PDF)
All Lakes in Dodge County
3 lakes3 graded lakes
| # | Lake | Grade | Clarity | Phosphorus | Algae | Trophic | Max Depth | Access |
|---|---|---|---|---|---|---|---|---|
| 1 | CLake EmilyDodge | C | 3.5 ft | 40.3 µg/L | No recent samples | No recent samples | 10 ft | ✓ Public |
| 2 | DBeaver Dam LakeDodge | D | 1 ft | 230.5 µg/L | No recent samples | No recent samples | No recent samples | ✓ Public |
| 3 | DFox LakeDodge | D | 2 ft | 102.4 µg/L | No recent samples | No recent samples | 19 ft | ✓ Public |
Lake Match
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Other Counties in Wisconsin
See how Dodge County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 39 states and 2 Canadian provinces.
Source: EPA National Aquatic Resource Surveys, 2026.