Miami-Dade County · Miami Beach Area · Atlantic Coast

Matheson Hammock Beach recent bacteria spikes

This page is for people who want to know whether Matheson Hammock Beach has shown recent warning signs, not just what the most recent badge says.

GOOD Latest sample: May 12, 2026 2 CFU/100mL 8% poor-sample history

Current picture

GOOD on the latest sample at 2 CFU/100mL.

Long-term context

1 poor samples and 1 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

1

moderate or poor samples in the displayed history.

Latest non-good sample

November 30, 2025

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

35.4
70.5
29
Oct
33
Oct
31
Oct
32
Nov
91
Nov
32
Dec
25
Dec
33
Jan
35
Jan
30
Feb
34
Feb
34
Mar

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 Matheson Hammock Beach against places with fewer warning signs.

Recent Warning-Sign Samples

Full history →

November 30, 2025

91 CFU/100mL · POOR

POOR

How To Use This Page

This page is for people who want to know whether Matheson Hammock 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 Matheson Hammock Beach beach page.

Data from FL DOH Healthy Beaches Program. This is an independent project — check with Florida DOH for official conditions.