Howard County Lake Quality
Wisconsin, 2 lakes, average grade D (Poor)
Only 2 lakes in Howard 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 Peters Lake (D); the most-stressed is Dc Rogers Lake Nr. Dam (D).
Quick Answers for Howard County
Planning a trip? Check special fishing regulations for Peters Lake, whether the fish are safe to eat, and the best times to fish — or browse the full Wisconsin regulations index.
All Lakes in Howard County
| Rank | Lake | Grade | Clarity | Max Depth | Phosphorus |
|---|---|---|---|---|---|
| 1 | Peters Lake | D | 2.1 ft | - | 54 µg/L |
| 2 | Dc Rogers Lake Nr. Dam | D | 2.7 ft | - | 41.3 µg/L |
Source: EPA National Aquatic Resource Surveys, 2026.