Lake Marseilles-Terre du Lac Lakes vs Timberline Lakes
Water quality, depth, fish species, and recreation comparison.
Lake Marseilles-Terre du Lac Lakes and Timberline Lakes both received the same overall water quality grade of A (Excellent). Both are in St. Francois County, Wisconsin.
Lake Marseilles-Terre du Lac Lakes and Timberline Lakes are both in Missouri — 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. These two are within a letter of each other on the rubric — Lake Marseilles-Terre du Lac Lakes (A) versus Timberline Lakes (A). The deciding factors for a recreational visitor are likely physical (depth, access, fish species) rather than water-quality differences.
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.
Lake Marseilles-Terre du Lac Lakes
Good clarity, visible to about 14.1 ft.
Timberline Lakes
Good clarity, visible to about 14.3 ft.
Side-by-Side Metrics
| Metric | Lake Marseilles-Terre du Lac Lakes | Timberline Lakes |
|---|---|---|
| Overall Grade | A (Excellent) | A (Excellent) |
| Water Clarity | 14.1 ft | 14.3 ft |
| Phosphorus | 7.4 µg/L | 5.5 µg/L |
| Chlorophyll-a (Algae) | 2.4 µg/L | 1.6 µg/L |
| Maximum Depth | - | - |
| Surface Area | 56 acres | 42 acres |
| Public Access | Unknown | Unknown |
| Fish Species | 0 | 0 |
| Trophic State | oligotrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Both lakes earn the same Grade A. The tiebreakers come down to clarity (Lake Marseilles-Terre du Lac Lakes: 14.1 ft, Timberline Lakes: 14.3 ft) and what you want from the lake. Lake Marseilles-Terre du Lac Lakes matches its peer on species count.