Snkcen Lake
Indian River County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Snkcen Lake. Here is what has been measured.
- Eutrophic
- Impaired · Algal growth
- Public access
Snkcen Lake in Indian River County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2.3 ft visibility. Phosphorus: 22.7 µg/L.
Snkcen Lake is a productive, nutrient-rich eutrophic lake in Indian River County, Florida. Overall water quality is declining over recent sampling years. Limited fish-species data available. Public access is available. Compared to the 8 other monitored lakes in Indian River County, Snkcen Lake ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-24. Methodology: how these readings are compared.
Swimming conditions
Readings onlyRecreation use not supported
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. Snkcen Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.
Whether Snkcen Lake is safe to swim in today is a call for the Florida Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Snkcen Lake
These are the measurements Florida DEP publishes for Snkcen Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 2.3 ft of visibility. Phosphorus 22.7 µg/L. TSI 57.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 22.7µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 57 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Snkcen Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Snkcen Lake typically sits around 76°F at the surface in October. Summer average is about 83°F. Usually warmest in Jul (about 84°F) and coldest in Jan (about 60°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (60°F) to its warmest (84°F).
Typical surface water temperature by month, from 152 field readings (2010–2025) via the EPA Water Quality Portal. See the full Snkcen Lake water temperature breakdown →
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Stays near Snkcen Lake
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Fishing Snkcen Lake
Water Quality Trend: Worsening
Based on 5 years of monitoring (2020–2024).
Water clarity
Worsening5 years
Phosphorus
Worsening+1.34 µg/L/yr5 years
EPA Impairment Status
Snkcen Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
Source: EPA ATTAINS assessment unit FL3140 · Official waterbody report
Nearby Lakes in Indian River County
Frequently asked questions about Snkcen Lake
Where is Snkcen Lake?
- Snkcen Lake is a lake in Indian River County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Snkcen Lake?
- Snkcen Lake in Indian River County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2.3 ft visibility. Phosphorus: 22.7 µg/L.
Is Snkcen Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Snkcen Lake is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.
What is the water temperature of Snkcen Lake?
- Snkcen Lake typically sits around 76°F at the surface in October, from 152 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Can I fish at Snkcen Lake?
- Public access to Snkcen Lake is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Florida's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
173 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- St. Johns River Water Management District
21FLSJWM_WQX173 samples · 2020–2025
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