Farmer Lake is a productive, nutrient-rich eutrophic lake in Caswell County, North Carolina. Water quality is graded D based on 3 sampling years through 2024. Compared to the 1 other monitored lakes in Caswell County, Farmer Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, North Carolina DNR, last sampled 2024-10-09. 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 2.1 ft of visibility. Phosphorus level: 55 µg/L. Chlorophyll-a: 27 µg/L. Trophic State Index: 64.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.1 ft | F |
| Phosphorus | 55 µg/L | C |
| Chlorophyll-a (Algae) | 27 µg/L | D |
| Trophic State Index (TSI) | 64 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Farmer Lake
Location
County Ranking
Ranked #1 of 2 lakes in Caswell County
Cleaner Lakes Within 30 Miles
Farmer Lake holds Grade D. 3 nearby lakes hold higher grades.
- CWest Fk Eno R ReservoirOrange County · 19.5 mi · Higher grade (D → C)
- CHyco LakePerson County · 18.3 mi · Higher grade (D → C)
- DLake HuntRockingham County · 19.7 mi · Higher overall water quality score
Nearby Lakes in Caswell County
Explore Farmer Lake 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 D 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: 2024-10-09
Monitoring stations: 3