Broward County · Fort Lauderdale Area · Atlantic Coast
Deerfield Beach water quality history
This page is for swimmers who want the deeper historical story at Deerfield 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
1 poor samples and 4 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
1
out of 12 displayed samples.
Latest poor sample
October 1, 2025
This is the last time the displayed history shows a poor result.
Historical risk
8%
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 →Delray Beach
Palm Beach County · Atlantic Coast · 10 mi away
No poor samples in the displayed history · risk 0%
Boynton Beach Oceanfront Park
Palm Beach County · Atlantic Coast · 14 mi away
No poor samples in the displayed history · risk 0%
Dania Beach
Broward County · Atlantic Coast · 18 mi away
Last poor sample Oct 31 · risk 8%
Pompano Beach
Broward County · Atlantic Coast · 6 mi away
Last poor sample Feb 28 · risk 8%
Lauderdale-by-the-Sea
Broward County · Atlantic Coast · 9 mi away
Last poor sample Feb 28 · risk 8%
Hollywood Beach
Broward County · Atlantic Coast · 21 mi away
Last poor sample Oct 31 · risk 17%
Recent Warning-Sign Samples
Full history →March 15, 2026
68 CFU/100mL · MODERATE
February 28, 2026
53 CFU/100mL · MODERATE
December 30, 2025
55 CFU/100mL · MODERATE
October 1, 2025
83 CFU/100mL · POOR
Keep Exploring Nearby
How To Use This Page
This page is for swimmers who want the deeper historical story at Deerfield 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 Deerfield Beach beach page.
Data from FL DOH Healthy Beaches Program. This is an independent project — check with Florida DOH for official conditions.