Blewett Falls Lake is a productive, nutrient-rich eutrophic lake in Anson County, North Carolina. Water quality is graded D based on 2 sampling years through 2021. Compared to the 1 other monitored lakes in Anson County, Blewett Falls Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, North Carolina DNR, last sampled 2021-09-22. 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
No clarity data. Phosphorus level: 85 µg/L. Chlorophyll-a: 27.5 µg/L. Trophic State Index: 66.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 85 µg/L | D |
| Chlorophyll-a (Algae) | 27.5 µg/L | D |
| Trophic State Index (TSI) | 66 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Blewett Falls Lake
Location
County Ranking
Ranked #2 of 2 lakes in Anson County
Cleaner Lakes Within 30 Miles
Blewett Falls Lake holds Grade D. 5 nearby lakes hold higher grades.
- BRockingham City LakeRichmond County · 9.2 mi · Two grade letters higher (D → B)
- BHamlet City LakeRichmond County · 13.4 mi · Two grade letters higher (D → B)
- BPages LakeMoore County · 27.7 mi · Two grade letters higher (D → B)
- CLake TilleryMontgomery County · 23.1 mi · Higher grade (D → C)
- CRoberdel LakeRichmond County · 8.4 mi · Higher grade (D → C)
Nearby Lakes in Anson County
Explore Blewett Falls 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: 2021-09-22
Monitoring stations: 1