Little Lake Sawyer
Orange County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Little Lake Sawyer. Here is what has been measured.
- Oligotrophic
Little Lake Sawyer in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 8.2 ft visibility. Phosphorus: 6 µg/L.
Little Lake Sawyer is a cold, clear oligotrophic lake in Orange County, Florida. Overall water quality is declining over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Little Lake Sawyer ranks #102 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-11. Methodology: how these readings are compared.
Swimming conditions
Readings onlyBacteria tested: low
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.
Based on E. coli testing, Little Lake Sawyer never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 28 samples across 8 seasons.
This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Florida’s current beach and health-department advisories before swimming.
Whether Little Lake Sawyer 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 Little Lake Sawyer
These are the measurements Florida DEP publishes for Little Lake Sawyer, 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 8.2 ft. Phosphorus 6 µg/L. TSI 38.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 8.2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 6µg/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. | 38 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Little Lake Sawyer
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Little Lake Sawyer typically sits around 85°F at the surface in September. Summer average is about 87°F. Usually warmest in Jul (about 88°F) and coldest in Dec (about 63°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (63°F) to its warmest (88°F).
Typical surface water temperature by month, from 49 field readings (2010–2025) via the EPA Water Quality Portal. See the full Little Lake Sawyer water temperature breakdown →
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Stays near Little Lake Sawyer
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Fishing Little Lake Sawyer
Water Quality Trend: Worsening
Based on 5 years of monitoring (2020–2024).
Water clarity
Worsening5 years
Phosphorus
Worsening+1.45 µg/L/yr5 years
Nearby Lakes in Orange County
Frequently asked questions about Little Lake Sawyer
Where is Little Lake Sawyer?
- Little Lake Sawyer 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 Little Lake Sawyer?
- Little Lake Sawyer in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 8.2 ft visibility. Phosphorus: 6 µg/L.
Is Little Lake Sawyer safe to swim in?
- Based on E. coli testing, Little Lake Sawyer never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 28 samples across 8 seasons. That is a historical summary of past bacteria testing, not a current reading and not a swimming clearance. Bacteria levels can spike quickly after heavy rain, so whether Little Lake Sawyer is safe to swim in today is a call for Florida's water agency and the county health department; check their current beach advisories before you swim.
What is the water temperature of Little Lake Sawyer?
- Little Lake Sawyer typically sits around 85°F at the surface in September, from 49 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
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Where this data comes from
60 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 samples60 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.