Mavrakis Pond is a productive, nutrient-rich eutrophic lake in Sheridan County, Wyoming. Water quality is graded D based on 2 sampling years through 2019. Compared to the 5 other monitored lakes in Sheridan County, Mavrakis Pond ranks #6 for water quality.
Source: EPA Water Quality Portal sampling records, Wyoming DNR, last sampled 2019-09-10. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Very murky, less than 0.9 ft of visibility. Phosphorus level: 50 µg/L. Trophic State Index: 69.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.9 ft | F |
| Phosphorus | 50 µg/L | C |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 69 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Mavrakis Pond
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Location
County Ranking
Ranked #6 of 6 lakes in Sheridan County
Cleaner Lakes Within 30 Miles
Mavrakis Pond holds Grade D. 3 nearby lakes hold higher grades.
- AKleenburn PondSheridan County · 6.9 mi · Two grade letters higher (D → A)
- BNla LakeJohnson County · 25.2 mi · Two grade letters higher (D → B)
- BSibley LakeSheridan County · 23.4 mi · Two grade letters higher (D → B)
Nearby Lakes in Sheridan County
Explore Mavrakis Pond across LakeGrade
More Wyoming Lake Rankings
Other Grade D Lakes in Wyoming
Eutrophic Lakes in Wyoming
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: 2019-09-10
Monitoring stations: 1