Pearl Lake
Pearl Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 2.5 ft visibility. Phosphorus: 19 µg/L.
- Clarity
- 2.5 ft
- Typical in September
- 83°F
- Type
- Eutrophic
- Trend
- ↓ Declining
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Pearl Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Water quality is graded B based on 1 sampling years through 2025. Overall water quality is declining over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Pearl Lake ranks #131 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-01-28. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyLow algae
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 2.5 ft of visibility. Phosphorus level: 19 µg/L. Trophic State Index: 55.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.5 ft | Not graded |
| Phosphorus | 19 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 55 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Pearl Lake
Compare lakeside cabins, hotels, and vacation rentals near Pearl Lake in Orange 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 Pearl Lake
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 →
Water Temperature
Pearl Lake typically sits around 83°F at the surface in September. Usually warmest in Sep (about 83°F) and coldest in Feb (about 66°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 17 field readings (2010–2024) via the EPA Water Quality Portal.
Fishing Pearl Lake
Water Quality Trend: ↓ Declining
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | → Stable | +0.009 m/yr | 6 |
| Phosphorus | ↓ Declining | +1.8 µg/L/yr | 5 |
EPA Impairment Status
Pearl Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4C).
Causes of impairment
Source: EPA ATTAINS assessment unit FL3009J · Official waterbody report
County Ranking
Ranked #131 of 320 lakes in Orange County
Nearby Lakes in Orange County
Frequently asked questions about Pearl Lake
Where is Pearl Lake?
- Pearl Lake is a lake in Orange County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Pearl Lake?
- Pearl Lake in Orange County, Florida has a water quality grade of B (Good). Water clarity: 2.5 ft visibility. Phosphorus: 19 µg/L.
Is Pearl Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Pearl Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
What is the water temperature of Pearl Lake?
- Pearl Lake typically sits around 83°F at the surface in September, from 17 EPA Water Quality Portal field readings (2010–2024). That is a typical value for the month, not a live reading.
Explore Pearl Lake across LakeQuality
Planning a trip around Canaveral?
Pearl Lake is about 34 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 Florida Lake Rankings
Other Grade B Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
87 measurements from 3 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples63 samples · 2020–2025
- Submitting organization not recorded for these samples24 samples · 2023–2024
Monitoring station identifiers (3)
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