Upper Branch of Terry'S Run Lake is a highly nutrient-loaded hypereutrophic lake in Spotsylvania County, Virginia. Water quality is graded D based on 1 sampling years through 2026. Compared to the 17 other monitored lakes in Spotsylvania County, Upper Branch of Terry'S Run Lake ranks #16 for water quality.
Source: EPA Water Quality Portal sampling records, Virginia DNR, last sampled 2026-07-07. 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 0.7 ft of visibility. Chlorophyll-a: 33.4 µg/L. Trophic State Index: 74.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 0.7 ft | F |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | 33.4 µg/L | D |
| Trophic State Index (TSI) | 74 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
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Fishing Upper Branch of Terry'S Run Lake
Location
County Ranking
Ranked #16 of 18 lakes in Spotsylvania County
Nearby Lakes in Spotsylvania County
Explore Upper Branch of Terry'S Run Lake across LakeGrade
More Virginia Lake Rankings
Other Grade D Lakes in Virginia
Hypereutrophic 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: 2026-07-07
Monitoring stations: 1