What Is Red Algae in Pool: Causes, Treatment and Prevention
Published September 27, 2023
As pool owners, we want to have a safe swimming environment anytime we wish to use it. Swimming is a great physical activity, and bonding means. It is why pool maintenance is necessary. It is done to keep its optimal condition.
Yet, pool water is not 100% immune to bacteria. One of the common dilemmas for pool water is having red algae. Water, wind, swimmers, and contaminated pool accessories. All introduce these bacteria to pools. Once in the water, they can breed until red or pink slimes start growing. They begin infecting walls, corners, and surfaces.
If you’re seeing disturbing red algae in your pool, keep reading. We’ll discuss everything you need to know about it. We’ll explain the facts, causes, treatment, prevention, and hazards. All which you need to understand as a responsible pool owner. Let’s waste no more time and get started.
What Is Red Algae in a Pool?
Red algae, occasionally called “pink slime” or “pink growths,” are bacterial growths. They exist on pool surfaces. The bacteria can grow in spots and larger patches. They can be anywhere in your pool. They can also make the water itself appear reddish.
Red algae is disturbing. Moreover, it presents minor health risks. It frees toxins that can irritate the skin or lungs. It can cause nausea, vomiting, or dizziness. But, more of this later.
What Does Algae Look Like in a Pool?
Algae can be seen as red spots in your swimming pool. It can also appear as rusty brown spots or bright pink patches on the wall. Upon sighting, it causes all sorts of problems. All that need vigorous pool water treatment. You also have to adjust your pool chemicals. Finally, use actions that remove the growth from the water.
What Causes Red Algae?
Bacteria are all around us. For this fact, it is not shocking that they find their way into swimming pools.
The main source of bacteria in pools is the swimmers. We carry some bacteria as we dive in pool water because of our skin. These bacteria grow and multiply if your pool chemicals are out of balance. Conversely, they die if they are appropriately taken care of.
Bacteria will build up in your pool water and surfaces. They will crawl on ladders, pool covers, and inflatable toys. Suppose you have a balanced pool of water. Bacteria can grow into it on the wind and rain in amounts that can override the pool’s cleaning system. You can also introduce some in your pool with your garden hose.
Is It Safe to Swim in a Pool With Algae?
No. Once you spot it, stop your pool operation until it’s well taken care of. Red algae growth in a swimming pool can be alarming. The algae release toxins. It can cause skin irritation and redness. It also triggers nausea, vomiting, and dizziness. In severe instances, the toxins can trigger respiratory problems. It’s critical to keep an eye on the algae level in your pool. You must take steps to decrease its growth.
How to Get Rid of Red Algae? Treatment for Red Algae
1. Brushing and vacuuming
Brushing and vacuuming the areas where red algae is present will help. Doing so will loosen and remove it from the pool surfaces.
2. Shock treatment
Add a high-quality pool shock treatment that explicitly targets algae. It will help kill and drop the bacteria growth.
3. Filtration and backwashing
Running the pool’s filtration system continuously is a great idea, too. It will remove the dead algae from the water. Backwash the filter regularly to keep it clean. Further, functioning correctly.
4. Water Balancing
Keeping the water adequately balanced will help prevent future algae growth. Regularly test and adjust your pool’s pH. Look after the alkalinity, and chlorine levels too. All will help to maintain proper water chemistry.
5. Algaecide Treatment
Algaecide treatment is specifically designed to target and kill red algae. You can buy some. Follow the instructions provided by the manufacturer. Remember to use proper dosage and application to avoid issues.
6. Regular maintenance
To prevent the recurrence of red algae, you must maintain good pool hygiene. Clean the pool. Skim debris, brush your walls, and vacuum the pool floor weekly. Maintain the pool’s filtration system as well. Finally, watch your water chemistry consistently.
Preventing Red Algae in Pool: Tips and Tricks
The following routine preventive measures will aid in keeping red algae at bay:
- Run your garden hose for a few minutes before filling the pool.
- Clean your pool covers and solar rings twice a year. Change your filter material every two to three years.
- Have swimmers take a quick shower before dipping in the pool.
- Maintain a close eye on your pool water’s chemical balance.
- Increase sun exposure to your collection if possible. For one, trim tree branches near the area.
Safety and Health Risks of Algae in Pool
Algae in a pool can pose safety and health risks if left untreated. Do not let it destroy your swimming environment and your well-being.
1. Clogging of filters and plumbing
Algae can accumulate and become thick as time passes. It can clog the pool filters and plumbing. The two impact the circulation and filtration system. As a result, you will have a decreased water quality.
2. Skin problems
Certain types of bacteria found in algae can trigger skin problems. Swimmers can be left with uncomfortable rashes. Some may struggle with itchiness. Finally, some with irritation.
3. Ingestion of bacteria
Accidentally ingesting water that has algae and bacteria is harmful, too. It can lead to health issues. Some symptoms include diarrhea and fever. Moreover, abdominal discomfort.
4. Increased risk of slips and falls
Algae growth on pool surfaces can make them slippery. As a result, it increases the risk of slips and falls. It can cause injuries.
Frequently Asked Questions About Red Algae in Pool
1. What causes pool water to turn red?
The growth of red algae is the number one reason for causing red pool water. Yet, if you have elevated levels of iron or copper in your pool water, it can also give it a reddish tint. These metals can enter the pool water. Also, corroded plumbing or the use of certain pool chemicals.
2. Is algae in the pool harmful to humans?
Algae in a pool may not be directly harmful to humans. But, it can impact more severe health risks, as we discussed above, if left untreated. It’s critical to maintain and treat pool water. Doing so will prevent and address algae growth. All aid to ensure a safe swimming environment.
3. Is it safe to swim in a pool with pink algae?
Pink algae is also caused by bacteria similar to red algae. Direct contact with it can also cause skin irritation and other issues. It is best to drop it from the pool to ensure a safe swimming environment.
4. Can high chlorine cause algae?
High chlorine levels do not cause algae growth. It is used as a disinfectant precisely to prevent the development of algae. But, if the pool water has an overflow of metal elements or insufficient chlorine, algae can still grow. The two cause the pool to turn green.
And there, you have a comprehensive guide to treat red algae in the pool. Red algae is not something to brush off and ignore. As we discovered, it poses many health issues. Also, hazards that are not worth suffering. Remember to maintain a safe swimming environment. Prioritize your pool maintenance.
Please share our article with fellow pool owners! It’s critical to spread education and awareness of topics that may not be familiar to them.
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