Thurston County, Nebraska · Water Quality Report Card
Kelly Pond
Kelly Pond in Thurston County, Nebraska is not rated for water quality — its monitoring record does not meet the evidence bar. Phosphorus: 100 µg/L.
- Type
- Hypereutrophic
Kelly Pond is a highly nutrient-loaded hypereutrophic lake in Thurston County, Nebraska.
Source: EPA Water Quality Portal sampling records, NDEE, last sampled 2014-08-18. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not rated for swimming — there is not enough monitoring data to judge this lake
Water Quality Grade: Not rated
No clarity data. Phosphorus level: 100 µg/L. Trophic State Index: 71.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 100 µg/L | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 71 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
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Fishing Kelly Pond
Location
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Very high nutrients, dense algae, poor clarity
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Where this data comes from
1 measurement from 1 monitoring station, 2014. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Winnebago Tribe of Nebraska (Tribal)
WINNEBAGO07_WQX1 sample · 2014
Analytical methods
- Metals in Water by ICP-AES
Monitoring station identifiers (1)
Grade thresholds come from the U.S. EPA National Lakes Assessment 2022 Technical Support Document (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2014-08-18
Monitoring stations: 1