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Have you ever encountered cloudy pool water that needs to be solved in 48 hours or less? You’re not alone! Cloudy pool water can be caused by different elements such as algae, deteriorated water quality, incorrect pH, and more. In this article, we’ll provide you with practical tips to help you clear your pool in 48 hours or less.

1. Check the Pool’s pH Level

What is pH?

The pH level of your pool is essential for keeping the water clean and clear. pH is a measurement of water’s alkalinity and acidity, wherein 7 is considered neutral. Any value lower than 7 is considered acidic, and any value higher than 7 is considered basic.

How to Test pH Level?

Testing your pool’s pH level is easy. You can use either pool water test kits or electronic pool pH meters. Pool water test kits usually contain a testing strip that will change color, depending on the result. Electronic meters involve submerging the probe in the pool and reading the value on the display.

2. Clean and Vacuum the Pool

Cleaning the Pool

After checking the pH level of your pool, it’s time to do some cleaning. Make sure to wear proper swimwear such as goggles and earplugs to protect your eyes and ears from dirt and debris. Use a skimmer net to skim the leaves and other objects floating in the water. For larger dirt, you may need to use a brush.

Vacuuming the Pool

Vacuuming the pool is very important in order to clear the cloudy water. Use a pool vacuum to remove any dirt and algae build-up from the bottom of the pool. It may be wise to look for a vacuum with a filter bag, as this will make it easier to clean the vacuum afterward.

3. Balance Chlorine Levels

Adding Chlorine

Adding chlorine to your cloudy water is a must in order to maintain a healthy pool. Make sure to use pool chlorine tablets, granules, or sticks as these are the most effective in killing germs and keeping the pool sanitized. Use a chlorine floater or manual feeder to distribute the chlorine evenly around the pool.

Removing Free Chlorine

It is important to note that adding too much chlorine can cause your pool water to become cloudy. If this happens, you can use pool shock to remove the free chlorine from the water. Pool shock is a chemical composed of chlorine and other oxidizing agents. It’s best to use pool shock in small doses, as a large amount can cause your pH level to dip below 7.

4. Shock Treatment

What is Shock Treatment?

Shock treatment is a professional and effective way to kill bacteria in pool water. This is done by adding large amounts of chlorine in the pool, heavily oxidizing the water and killing off most germs and bacteria. After shock treatment, the chlorine levels should be checked and correct if necessary.

How Often Should You Shock the Pool?

It is recommended to shock the pool every week or so in order to ensure that the chlorine levels stay up and that the water remains sanitized. However, you can shock the pool more often if the pool is heavily used, or if there is a high amount of bacteria or algae present in the pool.

5. Always Run the Filter

Operating The Filter

Running the pool filter is essential for keeping water clean and clear. Make sure that your filter is set to run every day for at least 6 hours. The filter will help clear out dirt and other debris from your pool.

Different Types of Filters

There are various types of filters that can be used for different needs. You can opt to use sand filters, cartridge filters, diatomaceous earth filters, and more. Select the filter that is most appropriate for your pool size and type.

6. Remove Algae and Prevent Further Growth

Removing Algae Build-up

Algae can cause a cloudy, green color in your pool. Use a good algaecide to help remove the algae buildup. Use a brush to scrub the affected area to loosen up the algae. Use a skimmer net and vacuum to remove the loosened up algae.

Preventing Algae Growth

In order to prevent algae growth, you need to maintain the chlorine levels, adjust the pH level, use algaecide regularly, and keep the pool covered whenever it is not in use. Make sure to check the pool regularly and take preventive measures to avoid algae growth in the future.

7. Continue to Monitor Chlorine and pH Levels

Important For Keeping Pool Clear

It’s important to continue monitoring your pool’s chlorine and pH levels on a weekly basis. Make sure to adjust the pH level to 7.0-7.4, and the chlorine level to 1-3 ppm. Remember to also check your pool’s alkalinity and calcium hardness levels every month.

8. Test for Repetitively

Frequency of Test

Testing for the pH level and chlorine levels is essential for keeping your pool clear. Make sure to test the pool water at least twice a week in order to keep the water clean and clear. You should also test the water after heavy rains, to make sure that no debris or pollutants have entered the pool.

Testing Kits

You can purchase pool test kits from your local pool supply store. These kits usually contain chemicals, testing strips, and liquid solution for testing the pH level. You can also purchase electronic meters for testing the pH level or chlorine levels.

9. Use a Clarifier

What is a Clarifier?

If your pool continues to stay cloudy despite the above methods, you can opt to use a pool clarifier. This chemical helps remove the tiny particles in the pool that cause cloudy water. A clarifier also helps clear particles that don’t get trapped by the filter.

How to Use A Pool Clarifier?

Using a pool clarifier is easy. Just pour the entire bottle into the pool and wait for at least 8 hours for the clarifying process to be complete. Afterward, the pool should already be crystal clear.

10. Increase Circulation

Importance of Circulation in Pool

Circulation is essential for keeping a pool clean. Make sure that the pool filter is running regularly, and that the water is turning over every 8 to 10 hours. Circulation also helps keep the pool temperature and water quality balanced.

Methods to Increase Circulation

You can increase circulation in your pool by using a pool booster pump or a pool float valve. The pool booster pump helps to boost the water pressure in the pool, while the pool float valve maintains the water level in the pool.

People Also Ask

What’s the Best Way to Clear Cloudy Pool Water?

The best way to clear cloudy pool water is to maintain proper pH levels, sanitize and shock the pool regularly, and use a clarifier.

How Long Does it Take to Clear a Cloudy Pool?

It usually takes 24-48 hours to clear a cloudy pool. This depends on the severity of the cloudiness and the type of measures taken to fix it.

What is The Best Pool Clarifier?

The best pool clarifier is the Natural Chemistry Pool Perfect + PhosFree Clarifier. It helps to keep water clear and is more environment-friendly than other clarifiers.

How Can I Maintain Clear Pool Water?

Pool water can be maintained clear by regularly testing pH levels, setting the filter on a regular schedule, and using an algaecide and a pool shock product.

What Causes Cloudy Pool Water?

Cloudy pool water can be caused by low pH levels, incorrect chlorine levels, dirt, algae, and other contaminants.


Clearing a cloudy pool in 48 hours or less may seem like a difficult task. However, maintaining the pool’s pH level and chlorine levels, cleaning, and vacuuming the pool, shocking, and adding clarifiers can help you speed up the process and save yourself time! Always remember to follow the guidelines above and keep your pools in tip-top shape!