Deaconlksh Lake
Lake County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Deaconlksh Lake. Here is what has been measured.
- Eutrophic
- Limited data
Deaconlksh Lake in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 1.1 ft visibility. Phosphorus: 43 µg/L.
Deaconlksh Lake is a productive, nutrient-rich eutrophic lake in Lake County, Florida. Overall water quality is declining over recent sampling years. Compared to the 127 other monitored lakes in Lake County, Deaconlksh Lake ranks #85 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-06-26. Methodology: how these readings are compared.
Swimming conditions
Readings onlyBacteria tested: exceedances
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.
Based on E. coli testing, Deaconlksh Lake frequently exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 10% of 10 samples across 3 seasons.
This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Florida’s current beach and health-department advisories before swimming.
Whether Deaconlksh 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 Deaconlksh Lake
These are the measurements Florida DEP publishes for Deaconlksh 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 1.1 ft of visibility. Phosphorus 43 µg/L. TSI 67.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 1.1ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 43µg/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. | 67 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Deaconlksh Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Deaconlksh Lake typically sits around 83°F at the surface in September. Summer average is about 90°F. Usually warmest in Jun (about 90°F) and coldest in Jan (about 63°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (63°F) to its warmest (90°F).
Typical surface water temperature by month, from 12 field readings (2023–2025) via the EPA Water Quality Portal. See the full Deaconlksh Lake water temperature breakdown →
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Stays near Deaconlksh Lake
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Fishing Deaconlksh Lake
Water Quality Trend: Worsening
Based on 4 years of monitoring (2021–2025).
Water clarity
Worsening4 years
Phosphorus
Worsening+8.13 µg/L/yr4 years
Nearby Lakes in Lake County
Frequently asked questions about Deaconlksh Lake
Where is Deaconlksh Lake?
- Deaconlksh Lake is a lake in Lake County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Deaconlksh Lake?
- Deaconlksh Lake in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 1.1 ft visibility. Phosphorus: 43 µg/L.
Is Deaconlksh Lake safe to swim in?
- Based on E. coli testing, Deaconlksh Lake frequently exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 10% of 10 samples across 3 seasons. That is a historical summary of past bacteria testing, not a current reading and not a swimming clearance. Bacteria levels can spike quickly after heavy rain, so whether Deaconlksh Lake is safe to swim in today is a call for Florida's water agency and the county health department; check their current beach advisories before you swim.
What is the water temperature of Deaconlksh Lake?
- Deaconlksh Lake typically sits around 83°F at the surface in September, from 12 EPA Water Quality Portal field readings (2023–2025). That is a typical value for the month, not a live reading.
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Where this data comes from
24 measurements from 1 monitoring station, 2023–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples24 samples · 2023–2025
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.