Big Eau Pleine Southeast Point Lake vs Lake Dubay
Water quality, depth, fish species, and recreation comparison.
Lake Dubay has a higher water quality grade (D, Poor) than Big Eau Pleine Southeast Point Lake (F, Very Poor). Both are in Marathon County, Wisconsin.
Big Eau Pleine Southeast Point Lake and Lake Dubay are both in Wisconsin — a same-state head-to-head where the comparison comes down to lake-specific differences in depth, watershed, and monitoring history rather than the broader state-level water-quality regime. The grades are close: Big Eau Pleine Southeast Point Lake (F) and Lake Dubay (D) are within one letter of each other on the LakeGrade rubric. The per-parameter sub-grades below will show where the small differences actually live.
With grades this close, the choice between the two lakes turns on non-water-quality factors: depth, fish species, public access, distance from home. The per-lake pages below cover all of those.
Big Eau Pleine Southeast Point Lake
Very murky, less than 1.5 ft of visibility.
Lake Dubay
Very murky, less than 2.5 ft of visibility.
Side-by-Side Metrics
| Metric | Big Eau Pleine Southeast Point Lake | Lake Dubay |
|---|---|---|
| Overall Grade | F (Very Poor) | D (Poor) |
| Water Clarity | 1.5 ft | 2.5 ft |
| Phosphorus | No data | 63.6 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 46 ft | - |
| Surface Area | 6.3K acres | 7.8K acres |
| Public Access | Unknown | Unknown |
| Fish Species | 0 | 0 |
| Trophic State | hypereutrophic | eutrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Lake Dubay wins on overall water quality with a Grade D versus Big Eau Pleine Southeast Point Lake's Grade F. Water clarity: 2.5 ft vs 1.5 ft. For fishing diversity, Lake Dubay also leads with 0 species.