Lake Witten is a cold, clear oligotrophic lake in Tazewell County, Virginia. Water quality is graded A based on 2 sampling years through 2026.
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
Good clarity, visible to about 11.3 ft. Phosphorus level: 10 µg/L. Chlorophyll-a: 2.1 µg/L. Trophic State Index: 39.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 11.3 ft | B |
| Phosphorus | 10 µg/L | A |
| Chlorophyll-a (Algae) | 2.1 µg/L | A |
| Trophic State Index (TSI) | 39 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
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Fishing Lake Witten
Location
County Ranking
Ranked #1 of 1 lakes in Tazewell County
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Other Grade A Lakes in Virginia
Russell County · Clarity: 9.8 ft
Washington County · Clarity: 9.7 ft
Pulaski County · Clarity: 9.2 ft
Pulaski County · Clarity: 9.2 ft
Dickenson County · Clarity: 17.1 ft
Dickenson County · Clarity: 13.1 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