Is Lake Montello Safe for Swimming?
Lake Montello in Marquette County, Wisconsin has a water quality grade of D (Poor). Swimming not recommended, poor water quality with high algae risk. Water clarity: 6.1 ft visibility. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | D (Poor) |
| Water Clarity (Secchi Depth) | 6.1 ft |
| Location | Marquette County, Wisconsin |
How does Lake Montello compare?
With an overall water quality grade of D, Lake Montello falls below the Wisconsin state average of Grade C. It ranks #12 of 13 lakes in Marquette County by water quality score.
Water clarity (Secchi depth) sits at 6.1 feet. That puts the lake in good clarity range, with limited algae interference.