Nla Lake is a productive, nutrient-rich eutrophic lake in Cumberland County, Virginia. Water quality is graded D based on 2 sampling years through 2017. Compared to the 1 other monitored lakes in Cumberland County, Nla Lake ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, Virginia DNR, last sampled 2017-06-21. 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
Murky, only visible to about 3.7 ft. Phosphorus level: 89.3 µg/L. Chlorophyll-a: 87.1 µg/L. Trophic State Index: 67.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.7 ft | D |
| Phosphorus | 89.3 µg/L | D |
| Chlorophyll-a (Algae) | 87.1 µg/L | F |
| Trophic State Index (TSI) | 67 | Eutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Nla Lake
Location
County Ranking
Ranked #2 of 2 lakes in Cumberland County
Cleaner Lakes Within 30 Miles
Nla Lake holds Grade D. 4 nearby lakes hold higher grades.
- BNear the Dam LakeAmelia County · 14.7 mi · Two grade letters higher (D → B)
- BSandy River LakePrince Edward County · 16.1 mi · Two grade letters higher (D → B)
- CSlate River Dam Scs Impoundment LakeBuckingham County · 20.2 mi · Higher grade (D → C)
- CPowhatan LakePowhatan County · 13.2 mi · Higher grade (D → C)
Nearby Lakes in Cumberland County
Explore Nla Lake across LakeGrade
More Virginia Lake Rankings
Other Grade D Lakes in Virginia
Eutrophic 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: 2017-06-21
Monitoring stations: 1