Volusia County·Daytona Beach Area·Atlantic Coast

Should you swim at Daytona 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. The displayed readings belong to INTERNATIONAL SPEEDWAY, about 1.5 miles away, and were not collected at Daytona Beach.

GOODNearby station · 1.5 mi awayLatest sample: September 2, 202620 CFU/100mL17% poor-sample history
Nearby-station history — not collected at Daytona Beach. The readings on this page come from INTERNATIONAL SPEEDWAY, about 1.5 miles away.

Current picture

GOOD at INTERNATIONAL SPEEDWAY, the nearby station about 1.5 miles away, at 20 CFU/100mL.

Recent-sample context

2 poor samples and 2 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 31, 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 →

Water Quality History — Latest Samples

Sample source: INTERNATIONAL SPEEDWAY (nearby station for Daytona Beach)

35.4
70.5
31
Jun
10
Jun
10
Jun
10
Jun
10
Jun
20
Jul
20
Jul
10
Aug
109
Aug
10
Aug
228
Aug
20
Sep

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 31, 2026

228 CFU/100mL · POOR

POOR

August 17, 2026

109 CFU/100mL · POOR

POOR

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. The displayed readings belong to INTERNATIONAL SPEEDWAY, about 1.5 miles away, and were not collected at Daytona Beach.

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 Daytona 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.