Ponca Lake A is a productive, nutrient-rich eutrophic lake in Kay County, Oklahoma. Water quality is graded D based on 2 sampling years through 2015. Compared to the 8 other monitored lakes in Kay County, Ponca Lake A ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Oklahoma DNR, last sampled 2015-12-11. 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: 259.5 µg/L. Chlorophyll-a: 9.1 µg/L. Trophic State Index: 68.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 259.5 µg/L | F |
| Chlorophyll-a (Algae) | 9.1 µg/L | C |
| Trophic State Index (TSI) | 68 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Ponca Lake A
Location
County Ranking
Ranked #2 of 9 lakes in Kay County
Cleaner Lakes Within 30 Miles
Ponca Lake A holds Grade D. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Kay County
Explore Ponca Lake A across LakeGrade
More Oklahoma Lake Rankings
Other Grade D Lakes in Oklahoma
Eutrophic 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: 2015-12-11
Monitoring stations: 1