East Lake
East Lake in Lake County, Florida has a water quality grade of B (Good). Water clarity: 1.5 ft visibility. Phosphorus: 19 µg/L.
- Clarity
- 1.5 ft
- Typical in July
- 90°F
- Type
- Eutrophic
- Trend
- → Stable
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East Lake is a productive, nutrient-rich eutrophic lake in Lake County, Florida. Water quality is graded B based on 1 sampling years through 2025. Water clarity is declining over recent sampling years. Compared to the 127 other monitored lakes in Lake County, East Lake ranks #102 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-07-23. Grade methodology: LakeQuality methodology.
Watch East Lake water quality
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Swimming Safety
Grade onlyLimited data
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.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Very murky, less than 1.5 ft of visibility. Phosphorus level: 19 µg/L. Trophic State Index: 59.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.5 ft | Not graded |
| Phosphorus | 19 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 59 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near East Lake
Compare lakeside cabins, hotels, and vacation rentals near East Lake in Lake County, Florida — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near East Lake
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Planning a whole trip? See where to stay at Florida’s top lakes →
Water Temperature
East Lake typically sits around 90°F at the surface in July. Summer average is about 89°F. Usually warmest in Jul (about 90°F) and coldest in Feb (about 71°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 11 field readings (2025–2025) via the EPA Water Quality Portal. See the full East Lake water temperature breakdown →
Fishing East Lake
Water Quality Trend: → Stable
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.064 m/yr | 6 |
| Phosphorus | ↑ Improving | -1.08 µg/L/yr | 6 |
EPA Impairment Status
East Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL2839A · Official waterbody report · Matched by proximity (2.89 km)
County Ranking
Ranked #102 of 128 lakes in Lake County
Nearby Lakes in Lake County
Frequently asked questions about East Lake
Where is East Lake?
- East Lake is a lake in Lake County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for East Lake?
- East Lake in Lake County, Florida has a water quality grade of B (Good). Water clarity: 1.5 ft visibility. Phosphorus: 19 µg/L.
Is East Lake safe to swim in?
- Good for swimming, clear water with low algae levels. East Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of East Lake?
- East Lake typically sits around 90°F at the surface in July, from 11 EPA Water Quality Portal field readings (2025–2025). That is a typical value for the month, not a live reading.
Explore East Lake across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
22 measurements from 2 monitoring stations, 2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples22 samples · 2025
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