Six Malaga Beaches Closed After E. coli Contamination Warning: What Tourists Need to Know

Six popular beaches in Malaga, Spain, have been closed to swimmers after water testing detected E. coli levels above the legal safety limit, prompting warnings for tourists and holidaymakers to stay out of the sea.

The beach closures come after heavy storms hit the area on August 15, causing drainage and sewage systems to become overwhelmed. Authorities are now carrying out additional water tests to determine when the affected beaches can safely reopen.

The incident has raised concerns among visitors enjoying the Costa del Sol during the busy summer holiday season.

Which Malaga beaches have been closed?

The six beaches affected by the latest E. coli warning are:

• Campo de Golf-San Julian
• Guadalmar
• La Misericordia
• Sacaba
• San Andres
• El Palo

The beaches stretch along Malaga's coastline, covering areas from near Malaga Airport in the west to El Palo in the east.

According to reports, Malaga's municipal water company Emasa detected bacterial levels above Spain's permitted safety threshold in samples taken on August 16.

The closures followed the severe weather that affected the area on August 15. Heavy rainfall can overwhelm drainage and wastewater infrastructure, increasing the risk of contaminated water entering coastal areas.

The authorities have not yet confirmed when the six beaches will reopen.

Tourists visiting Malaga are therefore being advised to follow local warnings and avoid entering the water at beaches where swimming restrictions remain in place.

Why can storms lead to E. coli contamination?

E. coli is commonly associated with the intestinal systems of humans and animals. While many types of E. coli are harmless, certain strains can cause illness.

During periods of intense rainfall, sewage networks and drainage systems can become overloaded. When this happens, wastewater can enter areas where it should not, including rivers, drainage channels and potentially coastal waters.

That appears to be the concern behind the latest Malaga beach closures.

The important point for holidaymakers is that the presence of E. coli in recreational water does not necessarily mean that everyone who comes into contact with the water will become ill. However, contaminated water can present a health risk, particularly if it is swallowed.

The UK Health Security Agency says Shiga toxin-producing E. coli, known as STEC, can be transmitted through contaminated water and swimming in contaminated water is one recognised route of exposure.

What symptoms can E. coli cause?

Symptoms depend on the particular strain of E. coli involved.

According to UKHSA guidance, STEC infections can cause diarrhoea, stomach cramps and fever. Around half of cases can involve bloody diarrhoea, although some people may experience mild symptoms or have no symptoms at all.

In uncomplicated cases, symptoms can continue for up to two weeks.

More serious complications are possible in a small proportion of patients. Children are among those who can be at greater risk of developing haemolytic uraemic syndrome, or HUS, which can cause serious kidney problems.

Anyone who develops severe symptoms after possible exposure to contaminated water should seek appropriate medical advice.

What should tourists do if they are staying in Malaga?

Visitors should pay close attention to official beach signs, warning flags and instructions from local authorities.

If a beach has been closed, swimmers should not enter the water simply because other people appear to be doing so. Restrictions can remain in place while authorities conduct further tests, even if the water looks clear.

Holidaymakers should also avoid swallowing seawater and should wash their hands after spending time in potentially contaminated environments.

People who develop diarrhoea, stomach cramps, fever or other symptoms following possible exposure should monitor their condition and seek medical advice if symptoms are severe, persistent or concerning.

UKHSA advises maintaining good hygiene and drinking plenty of fluids when dealing with diarrhoeal illness. It also states that antibiotics are not recommended for STEC infections because they may increase the risk of complications such as HUS.

Mystery skin reactions reported at nearby beaches

The Malaga E. coli closures have also occurred alongside a separate beach safety incident in nearby Benalmádena.

Several beaches there were closed after swimmers reported unexplained skin reactions. However, the Andalusian regional government has said the incidents were not linked to the E. coli contamination affecting Malaga.

According to reporting cited by The Sun, marine biologist Elena Bañares suggested the reactions could potentially have had a chemical origin. However, no chemical spill has been confirmed, and regional authorities reportedly said there was no recorded spill that would explain such a cause.

The situation therefore remains separate from the E. coli-related closures in Malaga.

Some Benalmádena beaches have since reopened, while others remained closed as a precaution as authorities continued investigations.

Are the Malaga beaches permanently closed?

No. The closures are currently safety measures while authorities investigate the water quality.

Some beaches affected by earlier storm-related closures had reportedly reopened before subsequent testing showed bacterial levels above permitted limits, leading to renewed restrictions.

This highlights why visitors should not assume that a beach is safe simply because it reopened previously.

Water quality can change quickly following major rainfall, particularly when drainage and sewage infrastructure has been affected.

For tourists, the safest approach is to check the latest local announcements before swimming.

How can travellers reduce the risk of E. coli infection?

The UKHSA recommends several basic precautions to reduce the risk of STEC infection.

These include washing hands thoroughly after using the toilet, before eating and after handling animals. Food should also be prepared carefully, with minced meat cooked thoroughly and raw and cooked foods kept separate.

People should avoid swimming in water suspected of being contaminated and should follow local restrictions when authorities close beaches or issue warnings.

For holidaymakers, the message is straightforward: do not enter beaches that have been officially closed and pay attention to local water-quality warnings.

What happens next?

Authorities in Malaga are continuing to test the affected waters. A reopening date for the six beaches has not yet been announced.

The latest incident serves as a reminder that even during peak summer, beach conditions can change rapidly after extreme weather.

Tourists planning to visit Malaga, particularly those staying near Campo de Golf-San Julian, Guadalmar, La Misericordia, Sacaba, San Andres or El Palo, should check local beach notices before heading into the sea.

For now, avoiding the closed beaches is the safest option while officials investigate and wait for water quality to return to acceptable levels.

Sources

• The Sun, published August 19, 2026.
• UK Health Security Agency, guidance on Shiga toxin-producing E. coli (STEC), including symptoms, transmission, prevention and treatment.
• Sur in English, report on fecal bacteria findings and beach closures in the Malaga and Benalmádena area, August 19, 2026.

Disclaimer: This article is provided for general information only and should not be treated as medical or travel advice. Beach conditions and official restrictions can change, so travellers should check current instructions from local authorities before swimming.