Fairy Lake
Seminole County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Fairy Lake. Here is what has been measured.
- Eutrophic
- 58 ft max depth
- Limited data
Fairy Lake in Seminole County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 3.3 ft visibility. Phosphorus: 24.5 µg/L.
Fairy Lake is a productive, nutrient-rich eutrophic lake in Seminole County, Florida with an estimated average depth of about 58 feet. Overall water quality is improving over recent sampling years. Compared to the 121 other monitored lakes in Seminole County, Fairy Lake ranks #78 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-05-19. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLimited data
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. Check local advisories before you swim.
Whether Fairy 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 Fairy Lake
These are the measurements Florida DEP publishes for Fairy 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 3.3 ft of visibility. Phosphorus 24.5 µg/L. TSI 55.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 24.5µg/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. | 55 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Fairy Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Fairy Lake typically sits around 74°F at the surface in November. Summer average is about 87°F. Usually warmest in Aug (about 88°F) and coldest in Feb (about 66°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (66°F) to its warmest (88°F).
Typical surface water temperature by month, from 53 field readings (2010–2025) via the EPA Water Quality Portal. See the full Fairy Lake water temperature breakdown →
Lake Details
Max depth
~58 ft est.
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Florida has not published bathymetry for Fairy Lake.
Lake Size & Watershed
Watershed (drainage) area
1 sq mi
HydroLAKES / HydroSHEDS
Surface area
42 acres
HydroLAKES / HydroSHEDS
Shoreline
1.1 mi
HydroLAKES / HydroSHEDS
Elevation
66 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Stays via Stay22
Stays near Fairy Lake
Compare lakeside cabins, hotels, and vacation rentals near Fairy Lake in Seminole 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 Fairy Lake
Prices for Oct 9–11, 4 adults. Change dates on the map below.
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Planning a whole trip? See where to stay at Florida’s top lakes →
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Fishing Fairy Lake
Water Quality Trend: Improving
Based on 5 years of monitoring (2020–2024).
Water clarity
Stable5 years
Phosphorus
Improving-2.55 µg/L/yr5 years
Nearby Lakes in Seminole County
Frequently asked questions about Fairy Lake
Where is Fairy Lake?
- Fairy Lake is a lake in Seminole County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Fairy Lake?
- Fairy Lake in Seminole County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 3.3 ft visibility. Phosphorus: 24.5 µg/L.
Is Fairy Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
What is the water temperature of Fairy Lake?
- Fairy Lake typically sits around 74°F at the surface in November, from 53 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
How deep is Fairy Lake?
- No published bathymetric survey covers Fairy Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 58 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.
Explore Fairy Lake across LakeQuality
Planning a trip around Canaveral?
Fairy Lake is about 36 miles from Canaveral National Seashore. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Canaveral →More lakes in Florida
Other Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
37 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples37 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
Lake size & watershed from HydroLAKES (HydroSHEDS)