Mouth of Witcher Cr. Lake
Bedford County, VirginiaView mapDirections
Clarity, phosphorus, and algae all sit in the cleanest band for this region.
- Oligotrophic
- Impaired · PCBs
- #1 of 7 in the county
Mouth of Witcher Cr. Lake in Bedford County, Virginia has a water quality grade of A (Excellent). Water clarity: 11.2 ft visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 1.9 µg/L.
- Clarity
- 11.2 ft
- Type
- Oligotrophic
- Phosphorus
- 10 µg/L
- Chlorophyll-a
- 1.9 µg/L
- Trend
- ↑ Improving
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Watch Mouth of Witcher Cr. Lake’s letter
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Mouth of Witcher Cr. Lake is a cold, clear oligotrophic lake in Bedford County, Virginia. Water quality is graded A based on 2 sampling years through 2026. Overall water quality is improving over recent sampling years. Compared to the 6 other monitored lakes in Bedford County, Mouth of Witcher Cr. Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, Virginia DEQ, last sampled 2026-06-10. Grade methodology: LakeQuality methodology.
What Mouth of Witcher Cr. Lake is good for
From access and monitoring records, not editorial picks.
- Clear water11.2 ft of visibility
Swimming Safety
Grade onlyLow algae
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
The A is nutrients and algae, not a swimming clearance. Mouth of Witcher Cr. Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for pCBs. Check local advisories before you swim.
Water Quality Grade: A (Excellent)
Good clarity, visible to about 11.2 ft. Phosphorus 10 µg/L. Chlorophyll-a 1.9 µg/L. TSI 39. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 11.2 ft | Not graded |
| Phosphorus | 10 µg/L | Good |
| Chlorophyll-a (Algae) | 1.9 µg/L | Good |
| Trophic State Index (TSI) | 39 | Oligotrophic |
Low nutrients, clear water. The letter is not a swimming clearance.
Fishing Mouth of Witcher Cr. Lake
Water Quality Trend: ↑ Improving
Based on 15 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | -0.014 m/yr | 15 |
| Phosphorus | ↑ Improving | -0.37 µg/L/yr | 15 |
| Chlorophyll-a | → Stable | +0.02 µg/L/yr | 15 |
EPA Impairment Status
Mouth of Witcher Cr. Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit VAW-L12L_WTH01A10 · Official waterbody report · Matched by proximity (0.7 km)
County Ranking
Ranked #1 of 7 lakes in Bedford County
Nearby Lakes in Bedford County
Frequently asked questions about Mouth of Witcher Cr. Lake
Where is Mouth of Witcher Cr. Lake?
- Mouth of Witcher Cr. Lake is a lake in Bedford County, Virginia. LakeQuality grades it A for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Mouth of Witcher Cr. Lake?
- Mouth of Witcher Cr. Lake in Bedford County, Virginia has a water quality grade of A (Excellent). Water clarity: 11.2 ft visibility. Phosphorus: 10 µg/L. Chlorophyll-a (algae): 1.9 µg/L.
Is Mouth of Witcher Cr. Lake safe to swim in?
- The A is nutrients and algae, not a swimming clearance. Mouth of Witcher Cr. Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for pCBs. Check local advisories before you swim.
Explore Mouth of Witcher Cr. Lake across LakeQuality
Species activity outlook by water temperature and season
Where to stay at Virginia's top lakes, each with its grade
Low nutrients, clear water. The letter is not a swimming clearance.
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Other Grade A Lakes in Virginia
Oligotrophic Lakes in Virginia
Where this data comes from
625 measurements from 1 monitoring station, 2012–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY
21VASWCB625 samples · 2012–2026
Analytical methods
- Tyler, John. 1968. The secchi disk, Limnology and Oceanograpy, 13(1):1-6.
- Total Phosphorus After Block Digestion
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
- 446.0 ~ EPA; Chlorophylls and Pheopigments in Phytoplankton by Spectrophotometry
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database