Lake Gaston is a productive, nutrient-rich eutrophic lake in Warren County, North Carolina. Water quality is graded C based on 2 sampling years through 2024.
Source: EPA Water Quality Portal sampling records, North Carolina DNR, last sampled 2024-10-08. 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 4.1 ft. Chlorophyll-a: 12 µg/L. Trophic State Index: 56.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.1 ft | D |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 12 µg/L | C |
| Trophic State Index (TSI) | 56 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Lake Gaston
Location
County Ranking
Ranked #1 of 1 lakes in Warren County
Cleaner Lakes Within 30 Miles
Lake Gaston holds Grade C. 2 nearby lakes hold higher grades.
- CRoanoke Rapids LakeHalifax County · 15.2 mi · Higher overall water quality score
- CJohn H Kerr ReservoirVance County · 21 mi · Higher overall water quality score
Nearby Lakes in Warren County
Explore Lake Gaston 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: 2024-10-08
Monitoring stations: 2