Jarvis Beach Lake
Rolette County, WisconsinLimited DataMesotrophic
Jarvis Beach Lake is a mesotrophic lake in Rolette County, ND. Water quality is graded A based on 1 sampling years through 2025. Compared to the 13 other monitored lakes in Rolette County, Jarvis Beach Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2025-08-26. Grade methodology: LakeGrade methodology.
Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
No clarity data. Chlorophyll-a: 4.5 µg/L. Trophic State Index: 45.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 4.5 µg/L | A |
| Trophic State Index (TSI) | 45 | Mesotrophic |
Moderate nutrients, good water quality
Location
County Ranking
Ranked #1 of 14 lakes in Rolette County
Nearby Lakes in Rolette County
More Wisconsin Lake Rankings
Other Grade A Lakes in Wisconsin
Mesotrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-08-26
Monitoring stations: 1