St. Lucie County · Treasure Coast · Atlantic Coast
Frederick Douglass Beach water quality history
This page is for swimmers who want the deeper historical story at Frederick Douglass Beach: recent readings, spike frequency, and how often the beach has slipped into poor territory.
Current picture
GOOD on the latest sample at 10 CFU/100mL.
Long-term context
2 poor samples and 3 non-good samples in the displayed history.
Rain still matters
Stormwater can make this page stale faster than the normal testing schedule, especially after heavy rain.
Poor samples shown
2
out of 12 displayed samples.
Latest poor sample
November 30, 2025
This is the last time the displayed history shows a poor result.
Historical risk
17%
share of poor samples in the displayed history.
Water Quality History — Last 12 Months
Values in CFU/100mL. Green = Good (≤35.4), Yellow = Moderate (35.5–70.4), Red = Poor (≥70.5)
Nearby Beaches With Lower Risk
Nearby alternatives →Fort Pierce Inlet State Park Beach
St. Lucie County · Atlantic Coast · 2 mi away
No poor samples in the displayed history · risk 0%
Vero Beach
Indian River County · Atlantic Coast · 15 mi away
No poor samples in the displayed history · risk 0%
Jensen Beach
Martin County · Atlantic Coast · 16 mi away
No poor samples in the displayed history · risk 0%
Jaycee Beach Park
Indian River County · Atlantic Coast · 14 mi away
Last poor sample Oct 31 · risk 8%
Bathtub Reef Beach
Martin County · Atlantic Coast · 22 mi away
Last poor sample Nov 15 · risk 8%
Hobe Sound Beach
Martin County · Atlantic Coast · 28 mi away
Last poor sample Nov 30 · risk 8%
Recent Warning-Sign Samples
Full history →December 15, 2025
64 CFU/100mL · MODERATE
November 30, 2025
109 CFU/100mL · POOR
October 1, 2025
115 CFU/100mL · POOR
Keep Exploring Nearby
How To Use This Page
This page is for swimmers who want the deeper historical story at Frederick Douglass Beach: recent readings, spike frequency, and how often the beach has slipped into poor territory.
Use this view as a decision aid, not a guarantee. The latest sample, visible runoff, and recent weather still matter more than any single list or chart.
If you want the main same-day answer instead, go back to the Frederick Douglass Beach beach page.
Data from FL DOH Healthy Beaches Program. This is an independent project — check with Florida DOH for official conditions.