Vomit and Blood in the Pool | Healthy Swimming | Healthy Water (2024)

People often vomit in pools from accidentally swallowing pool water while swimming. If a person swallows pool water and throws it up, it is unlikely to spread illness. However, if they throw up more than just pool water—like previously eaten food—into the pool, aquatic staff should act immediately to clean it up.

Responding to vomit in the pool

Respond to vomit as you would to formed poop in the pool. Aquatic staff can follow CDC’s Fecal Incident Response Recommendations for Pool Staff to disinfect potentially infectious vomit. The germs most likely to be spread by vomit are noroviruses.

Responding to blood in the pool

Chlorine kills germs found in blood (such as hepatitis B and HIV). CDC is not aware of any instances in which a person has become infected with bloodborne germs after being exposed to a blood spill in a pool.

While there is no public health reason to recommend closing the pool after a blood spill, some aquatic staff choose to do so temporarily.

Vomit and Blood in the Pool | Healthy Swimming | Healthy Water (2024)

FAQs

How should vomit with stomach contents in pool water be treated? ›

Responding to vomit in the pool

Respond to vomit as you would to formed poop in the pool. Aquatic staff can follow CDC's Fecal Incident Response Recommendations for Pool Staff to disinfect potentially infectious vomit. The germs most likely to be spread by vomit are noroviruses.

What happens if you throw up in a pool? ›

The most common infections spread in pools and spas are gastrointestinal (e.g. Cryptosporidium and viruses) and skin rashes (bacteria mainly). Blood and vomit are unlikely to cause illness, because they are less likely to be infected than faeces and skin.

What are the symptoms of the pool virus? ›

The illness often begins suddenly and usually includes nausea, vomiting, diarrhea, and stomach cramps. Chlorine disinfection helps kill this virus in pools, but lakes and beaches can be contaminated. Avoid swallowing water while swimming to help prevent infection.

Is my pool water making me sick? ›

Yes, there are many illnesses that can be transmitted in pool water. However, the risk of contracting disease in a properly maintained pool is low. People can carry bacteria, viruses and parasites within their bodies and on their skin.

What to do if someone vomits in a swimming pool? ›

Immediately direct all patrons to exit the pool. If any other pools share the same filtration system patrons must also exit those pools. 2. Remove the stool or as much of the vomit as possible from the pool using a fine mesh scoop or bucket and dispose of faecal matter in a toilet.

How long does it take to clean a pool after puke? ›

For formed fecal stool or vomit- Maintain the free chlorine concentration at 2 ppm for at least 25 minutes. b. For diarrheal stool- Raise the free chlorine concentration to 20 ppm and maintain that concentration for at least 12.75 hours.

Do you close a pool if someone vomits? ›

In responding to a fecal, vomit, blood contamination, near drowning, or drowning incident, the pool operator must perform the following disinfection procedures: 1. Immediately direct everyone to leave the pool and close the pool.

Can too much chlorine in a pool make you vomit? ›

Often, chlorine toxicity is the result of an error such as putting too much chlorine in the pool, mixing chlorine with other chemicals, or a chlorination system malfunction. Chlorine poisoning can be very serious and causes symptoms including: Nausea and vomiting. Coughing and wheezing.

Why did I throw up while swimming? ›

Nausea and Vomiting: Can be a reaction to swallowed pool water or an indication of waterborne illnesses.

What is pool sickness? ›

Cryptosporidium spreads easily through water. People who have diarrhea should not swim or bathe with others until two weeks after it has resolved. And all it takes is a gulp of contaminated water for someone to get sick: watery diarrhea, stomachache, vomiting, loss of appetite, weight loss and mild fever.

What is the Legionnaires disease in the pool? ›

Swimmers are at risk for respiratory infections if they breathe in small droplets of water (mist) from a pool or hot tub that contains harmful germs. A respiratory disease caused by the germ Legionella is one of the most common waterborne diseases in the United States.

What is the Weil's disease? ›

The Weil's disease form of leptospirosis is contracted from the urine of infected rats. The bacteria get into your body through cuts and scratches or through the lining of the mouth, throat and eyes after contact with infected urine or contaminated water. It is a rare condition in the UK.

Why does my child vomit after swimming? ›

Getting illness symptoms after swimming are more likely due to infected water than an unwitnessed submersion event. Ew. It's important to distinguish submersion events from the normal post-pooltime puke or tiredness or cough. Without a history of water rescue or submersion, healthy kids can do all these things.

Can you get a stomach virus from a swimming pool? ›

A number of viruses and bacteria – such as Shigella spp, Escherichia coli and Norovirus – also spread via swimming pools, causing gastroenteritis.

Can you get a stomach virus from pool water? ›

You can get sick with diarrhea if you swallow contaminated water in pools, hot tubs, splash pads, oceans, lakes, or rivers. In fact, diarrhea is the most common illness reported for outbreaks linked to water in these places.

How do you clean water vomit? ›

Use disposable absorbent material (paper towels, kitty litter, baking soda or disposable cloths) to soak up visible vomit and/or stool. Scrape up vomit and/or stool with paper plates or cardboard. Dispose of soiled items/waste/gloves in a plastic trash bag.

What contaminants in water can cause nausea and vomiting? ›

Noroviruses are moderately resistant to chlorination, so check with your health department about disinfection. Noroviruses are too small to be removed by home or camping water filters. Illness: Common symptoms include diarrhea, vomiting, nausea, or stomach pain.

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