Peak Creek Lake
Pulaski County, VirginiaView mapDirections
Virginia DEQ publishes the water-quality measurements for Peak Creek Lake. Here is what has been measured.
- Mesotrophic
- Impaired · PCBs
Peak Creek Lake in Pulaski County, Virginia has water-quality measurements published by Virginia DEQ, shown here as reported. Water clarity: 5.6 ft visibility. Phosphorus: 20 µg/L. Chlorophyll-a (algae): 4.6 µg/L.
Peak Creek Lake is a mesotrophic lake in Pulaski County, Virginia. Overall water quality is improving over recent sampling years. Compared to the 9 other monitored lakes in Pulaski County, Peak Creek Lake ranks #5 for water quality.
Source: EPA Water Quality Portal sampling records, Virginia DEQ, last sampled 2026-07-07. Methodology: how these readings are compared.
Swimming conditions
Readings onlyModerate algae
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Peak Creek Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for pCBs. Check local advisories before you swim.
Whether Peak Creek Lake is safe to swim in today is a call for the Virginia Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Peak Creek Lake
These are the measurements Virginia DEQ publishes for Peak Creek Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 5.6 ft. Phosphorus 20 µg/L. Chlorophyll-a 4.6 µg/L. TSI 48.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5.6ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 20µg/L | Fair GoodFairPoor |
| Chlorophyll-a (algae) | 4.6µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 48 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
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Answers come straight from the public measurements and survey records on this page.
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Fishing Peak Creek Lake
Water Quality Trend: Improving
Based on 15 years of monitoring (2012–2026).
Water clarity
Improving15 years
Phosphorus
Improving-0.39 µg/L/yr15 years
Chlorophyll-a
Improving-0.41 µg/L/yr15 years
EPA Impairment Status
Peak Creek Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit VAW-N17L_PKC02A10 · Official waterbody report
Nearby Lakes in Pulaski County
Frequently asked questions about Peak Creek Lake
Where is Peak Creek Lake?
- Peak Creek Lake is a lake in Pulaski County, Virginia. Its water-quality measurements are published by Virginia DEQ and shown on this page as reported.
What is the water quality of Peak Creek Lake?
- Peak Creek Lake in Pulaski County, Virginia has water-quality measurements published by Virginia DEQ, shown here as reported. Water clarity: 5.6 ft visibility. Phosphorus: 20 µg/L. Chlorophyll-a (algae): 4.6 µg/L.
Is Peak Creek Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Peak Creek Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for pCBs. Check local advisories before you swim.
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Where this data comes from
392 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
21VASWCB392 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)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database