Qacmainstdup Lake vs Qacmainstfbk Lake
Water quality, depth, fish species, and recreation comparison.
Qacmainstfbk Lake has a higher water quality grade (A, Excellent) than Qacmainstdup Lake (B, Good). Both are in Mercer County, Wisconsin.
Both Qacmainstdup Lake and Qacmainstfbk Lake sit in North Dakota. A same-state comparison strips out the state-level water-quality regime as a variable: any grade differences here are about the lakes themselves, not the agencies grading them. The grades are close: Qacmainstdup Lake (B) and Qacmainstfbk Lake (A) 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.
Qacmainstdup Lake
No clarity data.
Qacmainstfbk Lake
No clarity data.
Side-by-Side Metrics
| Metric | Qacmainstdup Lake | Qacmainstfbk Lake |
|---|---|---|
| Overall Grade | B (Good) | A (Excellent) |
| Water Clarity | No data | No data |
| Phosphorus | 10 µg/L | 10 µg/L |
| Chlorophyll-a (Algae) | 11 µg/L | 7 µg/L |
| Maximum Depth | - | - |
| Surface Area | 133.0K acres | 133.0K acres |
| Public Access | Unknown | Unknown |
| Fish Species | 0 | 0 |
| Trophic State | mesotrophic | mesotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Qacmainstfbk Lake wins on overall water quality with a Grade A versus Qacmainstdup Lake's Grade B. For fishing diversity, Qacmainstfbk Lake also leads with 0 species.