John H Kerr Reservoir is a productive, nutrient-rich eutrophic lake in Vance County, North Carolina. Water quality is graded C based on 3 sampling years through 2024.
Source: EPA Water Quality Portal sampling records, North Carolina DNR, last sampled 2024-10-07. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Murky, only visible to about 4.9 ft. Phosphorus level: 30 µg/L. Chlorophyll-a: 12.4 µg/L. Trophic State Index: 54.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.9 ft | D |
| Phosphorus | 30 µg/L | C |
| Chlorophyll-a (Algae) | 12.4 µg/L | C |
| Trophic State Index (TSI) | 54 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing John H Kerr Reservoir
Location
County Ranking
Ranked #1 of 1 lakes in Vance County
Cleaner Lakes Within 30 Miles
John H Kerr Reservoir holds Grade C. 2 nearby lakes hold higher grades.
- BLake ButnerGranville County · 30 mi · Higher grade (C → B)
- CMayo ReservoirPerson County · 28.7 mi · Higher overall water quality score
Nearby Lakes in Vance County
Explore John H Kerr Reservoir across LakeGrade
More North Carolina Lake Rankings
Top 25 by overall water quality score
Top 25 by Secchi water clarity
Grade A/B + low algae filter
Panfish-rich, public access
Full state directory
Other Grade C Lakes in North Carolina
Eutrophic Lakes in North Carolina
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: 2024-10-07
Monitoring stations: 5