Martin County · Treasure Coast · Atlantic Coast
Bathtub Reef Beach recent bacteria spikes
This page is for people who want to know whether Bathtub Reef Beach has shown recent warning signs, not just what the most recent badge says.
Current picture
GOOD on the latest sample at 10 CFU/100mL.
Long-term context
1 poor samples and 8 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.
Non-good samples
8
moderate or poor samples in the displayed history.
Latest non-good sample
March 15, 2026
This helps you see whether the trouble signs are old or relatively recent.
Poor samples
1
poor samples in the displayed history at this beach.
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 Fewer Warning Signs
History view →These nearby beaches are sorted toward steadier after-rain options so you can compare Bathtub Reef Beach against places with fewer warning signs.
Jensen Beach
Martin County · Atlantic Coast · 6 mi away
No non-good samples in the displayed history
Juno Beach
Palm Beach County · Atlantic Coast · 20 mi away
No non-good samples in the displayed history
Fort Pierce Inlet State Park Beach
St. Lucie County · Atlantic Coast · 24 mi away
No non-good samples in the displayed history
Singer Island Beach
Palm Beach County · Atlantic Coast · 26 mi away
No non-good samples in the displayed history
Hobe Sound Beach
Martin County · Atlantic Coast · 6 mi away
Latest non-good sample Mar 15
Stuart Beach
Martin County · Atlantic Coast · 2 mi away
Latest non-good sample Feb 13
Recent Warning-Sign Samples
Full history →March 15, 2026
44 CFU/100mL · MODERATE
February 28, 2026
40 CFU/100mL · MODERATE
February 13, 2026
40 CFU/100mL · MODERATE
January 29, 2026
53 CFU/100mL · MODERATE
January 14, 2026
39 CFU/100mL · MODERATE
November 30, 2025
44 CFU/100mL · MODERATE
Keep Exploring Nearby
How To Use This Page
This page is for people who want to know whether Bathtub Reef Beach has shown recent warning signs, not just what the most recent badge says.
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 Bathtub Reef Beach beach page.
Data from FL DOH Healthy Beaches Program. This is an independent project — check with Florida DOH for official conditions.