Ponca Lake B
Kay County, OklahomaView mapDirections
Oklahoma DEQ publishes the water-quality measurements for Ponca Lake B. Here is what has been measured.
- Limited data
Ponca Lake B in Kay County, Oklahoma has water-quality measurements published by Oklahoma DEQ, shown here as reported. Phosphorus: 666.5 µg/L.
Ponca Lake B is a lake in Kay County, Oklahoma. Overall water quality is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, ODEQ, last sampled 2012-06-20. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Ponca Lake B is safe to swim in today is a call for the Oklahoma Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Ponca Lake B
These are the measurements Oklahoma DEQ publishes for Ponca Lake B, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 666.5 µg/L. TSI 98.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 667µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 98 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
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Fishing Ponca Lake B
Water quality readings over time
2 seasons of samples on record (2016–2021). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Improving2 years
Nearby Lakes in Kay County
Frequently asked questions about Ponca Lake B
Where is Ponca Lake B?
- Ponca Lake B is a lake in Kay County, Oklahoma. Its water-quality measurements are published by Oklahoma DEQ and shown on this page as reported.
What is the water quality of Ponca Lake B?
- Ponca Lake B in Kay County, Oklahoma has water-quality measurements published by Oklahoma DEQ, shown here as reported. Phosphorus: 666.5 µg/L.
Is Ponca Lake B safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Ponca Lake B across LakeQuality
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Hypereutrophic Lakes in Oklahoma
Where this data comes from
4 measurements from 1 monitoring station, 2012. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Kaw Nation, Oklahoma (Tribal)
KAWNATON_WQX4 samples · 2012
Analytical methods
- Phosphorus, Total Ascorbic Acid Method
- Phosphorus, Recative (Orthophosphate) Ascorbic Acid Method
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.