Miami-Dade County · Miami Beach Area · Atlantic Coast

Sunny Isles Beach water quality history

This page is for swimmers who want the deeper historical story at Sunny Isles Beach: recent readings, spike frequency, and how often the beach has slipped into poor territory.

GOOD Latest sample: May 11, 2026 2 CFU/100mL 17% poor-sample history

Current picture

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

Long-term context

2 poor samples and 11 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

2

out of 12 displayed samples.

Latest poor sample

February 13, 2026

This is the last time the displayed history shows a poor result.

Historical risk

17%

share of poor samples in the displayed history.

Water Quality History — Last 12 Months

35.4
70.5
44
Oct
40
Oct
41
Oct
41
Nov
37
Nov
73
Dec
30
Dec
45
Jan
37
Jan
97
Feb
36
Feb
38
Mar

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 →

Recent Warning-Sign Samples

Full history →

March 15, 2026

38 CFU/100mL · MODERATE

MODERATE

February 28, 2026

36 CFU/100mL · MODERATE

MODERATE

February 13, 2026

97 CFU/100mL · POOR

POOR

January 29, 2026

37 CFU/100mL · MODERATE

MODERATE

January 14, 2026

45 CFU/100mL · MODERATE

MODERATE

December 15, 2025

73 CFU/100mL · POOR

POOR

How To Use This Page

This page is for swimmers who want the deeper historical story at Sunny Isles 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 Sunny Isles Beach beach page.

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