Station Lake
Suffolk city County, Virginia21 acresView mapDirections
Nutrients and algae sit mid-range for this region.
- Eutrophic
- Impaired · Oxygen depletion (low DO)
- #7 of 14 in the county
Station Lake in Suffolk city County, Virginia has a water quality grade of C (Fair). Water clarity: 3.6 ft visibility. Phosphorus: 40 µg/L. Chlorophyll-a (algae): 20.9 µg/L. Surface area: 21.2 acres.
- Clarity
- 3.6 ft
- Area
- 21 acres
- Type
- Eutrophic
- Phosphorus
- 40 µg/L
- Chlorophyll-a
- 20.9 µg/L
- Trend
- ↓ Declining
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Watch Station Lake’s letter
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Station Lake is a 21-acre productive, nutrient-rich eutrophic lake in Suffolk city County, Virginia. Water quality is graded C based on 2 sampling years through 2024. Overall water quality is declining over recent sampling years. Compared to the 13 other monitored lakes in Suffolk city County, Station Lake ranks #7 for water quality.
Source: EPA Water Quality Portal sampling records, Virginia DEQ, last sampled 2024-10-31. Grade methodology: LakeQuality methodology.
Swimming Safety
Grade onlyAlgae risk
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 C is nutrients and algae, not a swimming clearance. Station Lake is listed impaired under Clean Water Act §303(d) (IR 5) for oxygen depletion (low DO). Check local advisories before you swim.
Water Quality Grade: C (Fair)
Murky, only visible to about 3.6 ft. Phosphorus 40 µg/L. Chlorophyll-a 20.9 µg/L. TSI 59. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.6 ft | Not graded |
| Phosphorus | 40 µg/L | Good |
| Chlorophyll-a (Algae) | 20.9 µg/L | Fair |
| Trophic State Index (TSI) | 59 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Lake Details
| Characteristic | Value |
|---|---|
| Surface Area | 21 acres |
No bathymetric survey has been published for Station Lake, so its depth is not documented here.
Fishing Station Lake
Water Quality Trend: ↓ Declining
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | +0.005 m/yr | 5 |
| Phosphorus | → Stable | -0.33 µg/L/yr | 5 |
| Chlorophyll-a | ↓ Declining | +0.46 µg/L/yr | 5 |
Reservoir Info (USACE NID)
Station Lake is a man-made reservoir impounded by the Lake Kilby Water Treatment Plant Sludge Lagoon Dam, built primarily for other on the Discharges to Lake Savage Mill Pond, then to Lake Meade (800013) and ultimately to Nansemond River - VAHU6 JL44 Lake Kelby - Speights Run; earth-type dam, 30 ft tall and 22,187 ft long.
- Surface area
- 21.2 ac
- Normal storage
- 99 ac-ft
- Max storage
- 228 ac-ft
- Drainage area
- 0.05 sq mi
- Hazard class
- Low
- Owner
- City of Portsmouth, Department of Public Utilities
Source: USACE National Inventory of Dams, NID ID VA800023 · Operator website · Matched by proximity (0.72 km)
EPA Impairment Status
Station Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Source: EPA ATTAINS assessment unit VAT-G12L_LMD01A06 · Official waterbody report · Matched by proximity (0.98 km)
County Ranking
Ranked #7 of 14 lakes in Suffolk city County
Nearby Lakes in Suffolk city County
Frequently asked questions about Station Lake
Where is Station Lake?
- Station Lake is a lake in Suffolk city County, Virginia. LakeQuality grades it C for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Station Lake?
- Station Lake in Suffolk city County, Virginia has a water quality grade of C (Fair). Water clarity: 3.6 ft visibility. Phosphorus: 40 µg/L. Chlorophyll-a (algae): 20.9 µg/L. Surface area: 21.2 acres.
Is Station Lake safe to swim in?
- The C is nutrients and algae, not a swimming clearance. Station Lake is listed impaired under Clean Water Act §303(d) (IR 5) for oxygen depletion (low DO). Check local advisories before you swim.
Explore Station Lake across LakeQuality
More Virginia Lake Rankings
Other Grade C Lakes in Virginia
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Eutrophic Lakes in Virginia
Where this data comes from
305 measurements from 2 monitoring stations, 2012–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY
21VASWCB305 samples · 2012–2024
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
- 2130 B ~ Nephelometric Method
Monitoring station identifiers (2)
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