Skip to main content
LakeQuality

Wilmerelk Lake

Seminole County, FloridaView mapDirections

Florida DEP publishes the water-quality measurements for Wilmerelk Lake. Here is what has been measured.

Clarity
8.9 ft
Clearer than most
Secchi · sampled 2023
Phosphorus
12 µg/L
Less phosphorus than most
Measured by Florida DEP
Trend
Stable
5 years of samples
  • Limited data

Wilmerelk Lake in Seminole County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 8.9 ft visibility. Phosphorus: 12 µg/L.

Loading map…

Wilmerelk Lake is a lake in Seminole County, Florida. Water clarity is declining over recent sampling years.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2023-07-12. Methodology: how these readings are compared.

Swimming conditions

No reading

Limited data

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Wilmerelk 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.

Get alerts for Wilmerelk Lake →

Water quality measurements for Wilmerelk Lake

These are the measurements Florida DEP publishes for Wilmerelk Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

Moderate clarity, visible to about 8.9 ft. Phosphorus 12 µg/L. TSI 43.

Water quality readings
MeasureReadingWhere it sits
Water clarity (Secchi depth)8.9ftMeasured, not scored

How deep a black-and-white disk stays visible from the surface. Higher is clearer.

Total phosphorus12µg/LMeasured, not scored

The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential.

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.43Mesotrophic
OligotrophicMesotrophicEutrophicHypereutrophic

Moderate nutrients, good water quality

Ask about Wilmerelk Lake

Answers come straight from the public measurements and survey records on this page.

Stays via Stay22

Stays near Wilmerelk Lake

Compare lakeside cabins, hotels, and vacation rentals near Wilmerelk 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 Wilmerelk Lake

Prices for Oct 16–18, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Florida’s top lakes →

Follow Wilmerelk Lake’s readings

Email me when new measurements post for this lake. Updates stay free.


Or email

Fishing Wilmerelk Lake

Based on 5 years of monitoring (2020–2024).

  • Water clarity

    Worsening

    5 years

  • Phosphorus

    Improving

    -5.85 µg/L/yr5 years

See year-by-year chart →

Nearby Lakes in Seminole County

Frequently asked questions about Wilmerelk Lake

Where is Wilmerelk Lake?

Wilmerelk 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 Wilmerelk Lake?

Wilmerelk Lake in Seminole County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 8.9 ft visibility. Phosphorus: 12 µg/L.

Measurements on this page ↑

Is Wilmerelk Lake safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Swimming on this page ↑

Planning a trip around Canaveral?

Wilmerelk 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 →

Mesotrophic Lakes in Florida

Where this data comes from

2 measurements from 1 monitoring station, 2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Submitting organization not recorded for these samples2 samples · 2023
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.