Confl. Blackwater River Lake is a cold, clear oligotrophic lake in Bedford County, Virginia. Water quality is graded A based on 2 sampling years through 2026. Compared to the 7 other monitored lakes in Bedford County, Confl. Blackwater River Lake ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, Virginia DNR, last sampled 2026-06-10. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Moderate clarity, visible to about 9.8 ft. Phosphorus level: 10 µg/L. Chlorophyll-a: 2 µg/L. Trophic State Index: 40.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 9.8 ft | B |
| Phosphorus | 10 µg/L | A |
| Chlorophyll-a (Algae) | 2 µg/L | A |
| Trophic State Index (TSI) | 40 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Confl. Blackwater River Lake
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Fishing Confl. Blackwater River Lake
Location
County Ranking
Ranked #4 of 8 lakes in Bedford County
Nearby Lakes in Bedford County
Explore Confl. Blackwater River Lake across LakeGrade
More Virginia Lake Rankings
Other Grade A Lakes in Virginia
Franklin County · Clarity: 10.5 ft
Franklin County · Clarity: 12.1 ft
Pittsylvania County · Clarity: 10.5 ft
Franklin County · Clarity: 10.2 ft
Pittsylvania County · Clarity: 5.2 ft
Botetourt County · Clarity: 11.5 ft
Oligotrophic Lakes in Virginia
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: 2026-06-10
Monitoring stations: 1