Osage Cove Lake is a highly nutrient-loaded hypereutrophic lake in Osage County, Oklahoma. Water quality is graded D based on 2 sampling years through 2021. Compared to the 12 other monitored lakes in Osage County, Osage Cove Lake ranks #9 for water quality.
Source: EPA Water Quality Portal sampling records, Oklahoma DNR, last sampled 2021-03-02. 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
No clarity data. Phosphorus level: 222 µg/L. Chlorophyll-a: 16.9 µg/L. Trophic State Index: 70.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 222 µg/L | F |
| Chlorophyll-a (Algae) | 16.9 µg/L | C |
| Trophic State Index (TSI) | 70 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
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Fishing Osage Cove Lake
Location
County Ranking
Ranked #9 of 13 lakes in Osage County
Cleaner Lakes Within 30 Miles
Osage Cove Lake holds Grade D. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Osage County
Explore Osage Cove Lake across LakeGrade
More Oklahoma Lake Rankings
Other Grade D Lakes in Oklahoma
Hypereutrophic Lakes in Oklahoma
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: 2021-03-02
Monitoring stations: 1