North Lemmon Lake vs Sheep Creek Dam Lake
Water quality, depth, fish species, and recreation comparison.
North Lemmon Lake has a higher water quality grade (B, Good) than Sheep Creek Dam Lake (D, Poor). Both are in Wisconsin.
Both North Lemmon Lake and Sheep Creek Dam 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 meaningfully apart: North Lemmon Lake grades a B while Sheep Creek Dam Lake grades a D. That two-letter spread reflects real underlying differences — different watershed inputs, different depth profiles, or different monitoring rigor.
For a recreational visitor, the wider grade gap is decisive — North Lemmon Lake is the better water-quality choice. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?
North Lemmon Lake
Murky, only visible to about 5.7 ft.
Sheep Creek Dam Lake
Very murky, less than 2.7 ft of visibility.
Side-by-Side Metrics
| Metric | North Lemmon Lake | Sheep Creek Dam Lake |
|---|---|---|
| Overall Grade | B (Good) | D (Poor) |
| Water Clarity | 5.7 ft | 2.7 ft |
| Phosphorus | No data | No data |
| Chlorophyll-a (Algae) | 4.8 µg/L | 15 µg/L |
| Maximum Depth | - | - |
| Surface Area | 49.8 acres | 87 acres |
| Public Access | Unknown | Unknown |
| Fish Species | 0 | 0 |
| Trophic State | mesotrophic | eutrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
North Lemmon Lake wins on overall water quality with a Grade B versus Sheep Creek Dam Lake's Grade D. Water clarity: 5.7 ft vs 2.7 ft. For fishing diversity, North Lemmon Lake also leads with 0 species.