Lake Anderson
Lake Anderson in Orange County, Florida has a water quality grade of B (Good). Water clarity: 5.9 ft visibility. Phosphorus: 15 µg/L.
- Clarity
- 5.9 ft
- Typical in August
- 89°F
- Type
- Mesotrophic
- Trend
- ↑ Improving
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Lake Anderson is a mesotrophic lake in Orange County, Florida. Water quality is graded B based on 1 sampling years through 2025. Overall water quality is improving over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Lake Anderson ranks #118 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-18. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyBacteria A
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.
Based on E. coli testing, Lake Anderson 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.
Water Quality Grade: B (Good)
Murky, only visible to about 5.9 ft. Phosphorus level: 15 µg/L. Trophic State Index: 47.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 5.9 ft | Not graded |
| Phosphorus | 15 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 47 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Lake Anderson
Compare lakeside cabins, hotels, and vacation rentals near Lake Anderson 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 Lake Anderson
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Planning a whole trip? See where to stay at Florida’s top lakes →
Water Temperature
Lake Anderson typically sits around 89°F at the surface in August. Summer average is about 88°F. Usually warmest in Aug (about 89°F) and coldest in Jan (about 61°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 63 field readings (2010–2025) via the EPA Water Quality Portal. See the full Lake Anderson water temperature breakdown →
Fishing Lake Anderson
Water Quality Trend: ↑ Improving
Based on 5 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↑ Improving | +0.15 m/yr | 5 |
| Phosphorus | ↑ Improving | -1.8 µg/L/yr | 5 |
EPA Impairment Status
Lake Anderson is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL3168E · Official waterbody report
County Ranking
Ranked #118 of 320 lakes in Orange County
Nearby Lakes in Orange County
Frequently asked questions about Lake Anderson
Where is Lake Anderson?
- Lake Anderson 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 Lake Anderson?
- Lake Anderson in Orange County, Florida has a water quality grade of B (Good). Water clarity: 5.9 ft visibility. Phosphorus: 15 µg/L.
Is Lake Anderson safe to swim in?
- Based on E. coli testing, Lake Anderson never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 28 samples across 8 seasons. That works out to a bacteria swim-safety grade of A — a historical summary of past testing, not a current reading. Lake Anderson has a water quality grade of B (Good). Bacteria levels can spike quickly after heavy rain, so always check Florida's current beach and health-department advisories before you swim.
What is the water temperature of Lake Anderson?
- Lake Anderson typically sits around 89°F at the surface in August, from 63 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Lake Anderson across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Mesotrophic Lakes in Florida
Where this data comes from
79 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 samples60 samples · 2020–2025
- Submitting organization not recorded for these samples19 samples · 2020–2021
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