Pony Creek Lake is a productive, nutrient-rich eutrophic lake in Brown County, Kansas. Water quality is graded D based on 2 sampling years through 2017. Compared to the 5 other monitored lakes in Brown County, Pony Creek Lake ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Kansas DNR, last sampled 2017-08-29. 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 2.2 ft of visibility. Phosphorus level: 83 µg/L. Chlorophyll-a: 62 µg/L. Trophic State Index: 68.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.2 ft | F |
| Phosphorus | 83 µg/L | D |
| Chlorophyll-a (Algae) | 62 µg/L | F |
| Trophic State Index (TSI) | 68 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Pony Creek Lake
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Fishing Pony Creek Lake
Location
County Ranking
Ranked #3 of 6 lakes in Brown County
Cleaner Lakes Within 30 Miles
Pony Creek Lake holds Grade D. 2 nearby lakes hold higher grades.
- DSabetha City LakeNemaha County · 7.3 mi · Higher overall water quality score
- DMission LakeBrown County · 23.4 mi · Higher overall water quality score
Nearby Lakes in Brown County
Explore Pony Creek Lake across LakeGrade
More Kansas Lake Rankings
Other Grade D Lakes in Kansas
Eutrophic Lakes in Kansas
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: 2017-08-29
Monitoring stations: 1