Winona Lake is a productive, nutrient-rich eutrophic lake in Addison County, Vermont. Water quality is graded B based on 2 sampling years through 2021. Compared to the 12 other monitored lakes in Addison County, Winona Lake ranks #11 for water quality.
Source: EPA Water Quality Portal sampling records, Vermont DNR, last sampled 2021-04-09. Grade methodology: LakeGrade methodology.
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
No clarity data. Phosphorus level: 27.1 µg/L. Chlorophyll-a: 9 µg/L. Trophic State Index: 52.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 27.1 µg/L | B |
| Chlorophyll-a (Algae) | 9 µg/L | B |
| Trophic State Index (TSI) | 52 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Winona Lake
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Fishing Winona Lake
Location
County Ranking
Ranked #11 of 13 lakes in Addison County
Cleaner Lakes Within 30 Miles
Winona Lake holds Grade B. 4 nearby lakes hold higher grades.
- ACedar LakeAddison County · 5.8 mi · Higher grade (B → A)
- BVergennes Watershed LakeAddison County · 2.7 mi · Higher overall water quality score
- AL. Champlain LakeAddison County · 14 mi · Higher grade (B → A)
- BLake IroquoisChittenden County · 13.5 mi · Higher overall water quality score
Nearby Lakes in Addison County
Explore Winona Lake across LakeGrade
More Vermont Lake Rankings
Other Grade B Lakes in Vermont
Chittenden County · Clarity: 11.8 ft
Washington County · Clarity: 7.9 ft
Chittenden County · Clarity: 12.1 ft
Chittenden County · Clarity: 8.9 ft
Lamoille County · Clarity: 6.9 ft
Grand Isle County · Clarity: 13.3 ft
Eutrophic Lakes in Vermont
More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-04-09
Monitoring stations: 2