Pnthreast Lake
Orange County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Pnthreast Lake. Here is what has been measured.
- Limited data
Pnthreast Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 5.1 ft visibility. Phosphorus: 17.5 µg/L.
Pnthreast Lake is a lake in Orange County, Florida. Water clarity is improving over recent sampling years.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2021-06-23. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Pnthreast 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 Pnthreast Lake
These are the measurements Florida DEP publishes for Pnthreast Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 5.1 ft. Phosphorus 17.5 µg/L. TSI 50.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5.1ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 17.5µg/L | Measured, 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. | 50 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Pnthreast Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Pnthreast Lake typically sits around 71°F at the surface in November. Summer average is about 85°F. Usually warmest in Jul (about 85°F) and coldest in Feb (about 59°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (59°F) to its warmest (85°F).
Typical surface water temperature by month, from 19 field readings (2019–2021) via the EPA Water Quality Portal. See the full Pnthreast Lake water temperature breakdown →
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Stays near Pnthreast Lake
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Fishing Pnthreast Lake
Water Quality Trend: Stable
Based on 5 years of monitoring (2020–2024).
Water clarity
Improving5 years
Phosphorus
Worsening+1.15 µg/L/yr5 years
Nearby Lakes in Orange County
Frequently asked questions about Pnthreast Lake
Where is Pnthreast Lake?
- Pnthreast Lake is a lake in Orange County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Pnthreast Lake?
- Pnthreast Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 5.1 ft visibility. Phosphorus: 17.5 µg/L.
Is Pnthreast 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 Pnthreast Lake?
- Pnthreast Lake typically sits around 71°F at the surface in November, from 19 EPA Water Quality Portal field readings (2019–2021). That is a typical value for the month, not a live reading.
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Where this data comes from
8 measurements from 1 monitoring station, 2020–2021. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples8 samples · 2020–2021
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.