Troost Lake
Jackson County, WisconsinHypereutrophic
Troost Lake is a highly nutrient-loaded hypereutrophic lake in Jackson County, MO. Water quality is graded F based on 2 sampling years through 2024. Compared to the 26 other monitored lakes in Jackson County, Troost Lake ranks #19 for water quality.
Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2024-09-14. Grade methodology: LakeGrade methodology.
Swimming Safety
Avoid swimming, very poor water quality, potential algae toxins
Water Quality Grade: F, Very Poor
No clarity data. Phosphorus level: 120.5 µg/L. Chlorophyll-a: 75.3 µg/L. Trophic State Index: 73.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 120.5 µg/L | F |
| Chlorophyll-a (Algae) | 75.3 µg/L | F |
| Trophic State Index (TSI) | 73 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Location
County Ranking
Ranked #19 of 27 lakes in Jackson County
Cleaner Lakes Within 30 Miles
Troost Lake holds Grade F. 3 nearby lakes hold higher grades.
- CBlue Valley LakeJackson County · 2.7 mi · Two grade letters higher (F → C)
- DValley LakeJackson County · 0.3 mi · Higher grade (F → D)
- FLake of the Woods-KcJackson County · 6.1 mi · Higher overall water quality score
Nearby Lakes in Jackson County
More Wisconsin Lake Rankings
Other Grade F Lakes in Wisconsin
St. Louis County · Clarity: 1.6 ft
St. Charles County · Clarity: 2.3 ft
St. Francois County · Clarity: 1.1 ft
Saline County · Clarity: 2.3 ft
Polk County · Clarity: 1.2 ft
Callaway County · Clarity: 1.7 ft
Hypereutrophic Lakes in Wisconsin
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2024-09-14
Monitoring stations: 1