Palm Beach County·Palm Beach Area·Atlantic Coast
Should you swim at Palm Beach Municipal 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.
Recent-sample 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.
Wait window
72 hours
Use that as the default buffer after heavy rain before trusting routine samples too much.
Latest poor sample
August 17, 2026
A recent poor sample is a stronger reason to be conservative after runoff.
Displayed-sample spike risk
17%
Lower is better when weather makes your same-day decision harder.
Lower-Risk Nearby Options After Rain
Rain guide →Singer Island Beach
Palm Beach County · Atlantic Coast · 5 mi away
Nearby-station context from RIVIERA MUNICIPAL BEACH, about 0.6 mi away; not an exact-beach sample.
Nearby-station data · No poor samples in the displayed history · risk 0%
Juno Beach
Palm Beach County · Atlantic Coast · 11 mi away
Nearby-station context from CARLIN PARK, about 3.6 mi away; not an exact-beach sample.
Nearby-station data · No poor samples in the displayed history · risk 0%
Boynton Beach Oceanfront Park
Palm Beach County · Atlantic Coast · 13 mi away
No poor samples in the displayed history · risk 0%
Jupiter Beach
Palm Beach County · Atlantic Coast · 15 mi away
No poor samples in the displayed history · risk 0%
Delray Beach
Palm Beach County · Atlantic Coast · 18 mi away
Nearby-station context from SANDOWAY PARK, about 0.3 mi away; not an exact-beach sample.
Nearby-station data · No poor samples in the displayed history · risk 0%
Hobe Sound Beach
Martin County · Atlantic Coast · 25 mi away
No poor samples in the displayed history · risk 0%
Water Quality History — Latest Samples
Sample source: Palm Beach Municipal Beach
Values in CFU/100mL. Green = Good (≤35.4), Yellow = Moderate (35.5–70.4), Red = Poor (≥70.5)
Recent Warning-Sign Samples
Full history →August 17, 2026
146 CFU/100mL · POOR
July 27, 2026
74 CFU/100mL · POOR
July 20, 2026
63 CFU/100mL · MODERATE
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 Palm Beach Municipal Beach beach page.
Data from FL DOH Healthy Beaches Program. This is an independent project, not official real-time clearance — check with Florida DOH for official conditions.