Broward County · Fort Lauderdale Area · Atlantic Coast
Should you swim at Deerfield Beach after rain?
This page is built for the day when a beach looks tempting but recent rain makes the normal badge harder to trust.
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.
Wait window
72 hours
Use that as the default buffer after heavy rain before trusting routine samples too much.
Latest poor sample
October 1, 2025
A recent poor sample is a stronger reason to be conservative after runoff.
Long-term spike risk
8%
Lower is better when weather makes your same-day decision harder.
Lower-Risk Nearby Options After Rain
Rain guide →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%
Water Quality History — Last 12 Months
Values in CFU/100mL. Green = Good (≤35.4), Yellow = Moderate (35.5–70.4), Red = Poor (≥70.5)
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 built for the day when a beach looks tempting but recent rain makes the normal badge harder to trust.
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.