Boltz Lake is a productive, nutrient-rich eutrophic lake in Grant County, Kentucky. Water quality is graded C based on 1 sampling years through 2022. Compared to the 3 other monitored lakes in Grant County, Boltz Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Kentucky DNR, last sampled 2022-09-15. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
No clarity data. Phosphorus level: 58 µg/L. Trophic State Index: 63.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 58 µg/L | C |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 63 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Boltz Lake
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Fishing Boltz Lake
Location
County Ranking
Ranked #1 of 4 lakes in Grant County
Nearby Lakes in Grant County
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More Kentucky Lake Rankings
Other Grade C Lakes in Kentucky
Eutrophic Lakes in Kentucky
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: 2022-09-15
Monitoring stations: 2