Treatment FAQ

what to do if pool water is still cloudy after i used shock treatment

by Kailee DuBuque Sr. Published 2 years ago Updated 2 years ago
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Cloudy or milky water after shocking is normal, and the water should clear up within an hour or so. Just make sure your pump and filter are running properly. If you add algaecide, keep in mind that some algaecide contains copper, which can actually make a pool cloudy.May 11, 2022

Full Answer

How to get a cloudy pool clear after a shock?

New Filters or Filter Material Different Brand of Shock (The main ingredient should be calcium hypochlorite) Now that you have gathered up some materials we’ll go over a few simple methods of getting your pool to clear up from being cloudy after a shock. The first method is the simplest.

How do you fix cloudy pool water?

To fix it, you’ll first want to test your pool chemistry to make sure everything is in balance, then throw in some clarifier or flocculant to clump the debris. Your filter will take care of the clumps and voilà… clear water. Wait, Just How Cloudy Is Your Pool? What Causes Cloudy Pool Water? That’s A Wrap! Wait, Just How Cloudy Is Your Pool?

What to do if your pool shock doesn’t work?

If this doesn’t work or you need to move things along faster, you can always take on a different method below. The second approach is to simply try a different brand of shock for your pool . There are two main types of shock, the one that you want should list calcium hypochlorite as the main ingredient.

Why is my pool water still cloudy after adjusting chemicals?

If the water still appears cloudy after adjusting all the chemicals, you can try using either water clarifier to remove the debris through the filter or use pool flocculant and then vacuum to remove any particles. Why Is the Pool Water Still Cloudy After Shocking and/or Adding Algaecide?

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Why is my pool still cloudy after shocking it?

But if the cloudy water persists long after you've shocked the pool, you're likely having an issue with water balance, circulation, or filtration. Heavy use of a calcium based pool shock (cal-hypo) may increase Calcium Hardness over a period of time, increasing your odds of cloudy water.

How long will pool stay cloudy after shock?

In most cases, a cloudy pool after shocking is only temporary and should clear up within 24 hours. Keep filtering your pool, add a little clarifier to help, and your pool should be clear in no time. If after 24 hours your pool is not clear, then you may need to look a little deeper for the solution.

Can too much shock cause cloudy water?

1) After shock - Sometimes pool water looks cloudy right after you apply shock granules such as cal-hypo, or liquid shock, but rest assured it's only temporary. This could be due to change in water balance – meaning your pool water temporarily goes off balance when adding these products.

How do you clear up cloudy pool water fast?

0:352:00How To Clear CLOUDY POOL Water FAST! | Swim University - YouTubeYouTubeStart of suggested clipEnd of suggested clipToday i'll be using c-clear's natural clarifier. And they recommend putting one ounce per 10 000MoreToday i'll be using c-clear's natural clarifier. And they recommend putting one ounce per 10 000 gallons directly in the water.

What happens if you put too much shock in a pool?

Although, if you overdo the shock treatment, you risk getting green hair from chlorine due to the excess chlorine oxidizing the copper in the water. You can execute a shock treatment with a few different types of pool shock, just be mindful of how much you're using.

How long does pool shock take to work?

Always run the pump when shocking the pool and allow it to circulate for 24 hours. The water should then be a blue or cloudy blue color. Test the water 24 hours after shocking and start adjusting pH and alkalinity levels. The chlorine will still be elevated, but over a few days, it should stabilize.

Is it OK to swim in a cloudy pool?

You had your heart set on a dip in the pool, but now you are wondering if cloudy pools are safe. The quick answer is, 'NO!" Cloudy pools are not safe, and no one should be allowed to swim in a cloudy pool until it is cleared up.

How do you clear up a cloudy pool in 24 hours?

1:064:55How to clear a cloudy pool in 24 Hours - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd ran the pump on recirculate for two hours and then shut it off over the night and this is theMoreAnd ran the pump on recirculate for two hours and then shut it off over the night and this is the results. It's. So much clearer than it used to be now I just have to vacuum it all up.

How to clean up cloudy pool after shock?

The trick to clean up a cloudy pool after shocking it is using a sand filter. As you know, sand filters remove debris from the water and give you an OK-looking pool. However, you need to run the pump long enough and do it once every week. One piece of advice, don’t use algaecide and shock together.

How to fix cloudy pool?

First, clean the bottom drain as most of the impurities will go away after this. Next, check the pH level and keep the chlorine levels low. Ammonia by replacing some water from the pool.

How to fix a pool pump?

What else should you try? 1 Fix the pump water 2 Use the shock at night 3 Clean the bottom drain 4 pH fixing 5 Utilize a pool water clarifier 6 Call the pool service 7 Apply a flocculant 8 Vacuum in the pool for organic debris

Why is my pool cloudy after shocking?

If the sand pump filter isn’t working correctly, the pool will remain cloudy even after shocking. The damage may be in the circulation, clogging up the cartridge, and so on. Then again, the release drain may have debris, which can add up to a cloudy pool. So, clean it too.

What causes cloudy water in pool?

A high stabilizer level, especially an excessive cyanuric acid level, causes a cloudy pool. Generally speaking, try to keep the level as low as 50 ppm or replace the percentage of pool water.

Why is my pool cloudy?

Sometimes it is the weather, sometimes harsh chemicals, or just your bad luck with a broken pool filter. Aside from this, an active construction site can also contribute to your pool being cloudy.

Is algaecide effective?

Both shocking and algaecide are effective ways to eliminate contaminants like algae, bio-debris, etc. However, for the record, algaecides have a chemical structure, which renders the shocking agents useless. As a result, you will have a layer of cloudy water in the pool you just cleaned.

How to clear up cloudy pool water after shocking?

The best way to clear up cloudy pool water after shocking is to run the pump to cycle the water through the filter. The pool filter is the single most important part of keeping your pool water clean and clear. Run the pool pump for 24-48 hours after shocking. If the water is still cloudy, there could be a problem with the filter or a sign ...

Why is my pool cloudy?

When the pool turns cloudy most people will turn to shocks in an attempt to clear up the water. If the pool is still cloudy after shock it can be for a few reasons. Cloudy pool water comes from a buildup of organic and inorganic material in the water, like algae blooms. Pool shock will sanitize the water and oxidize off most ...

What are the additives in shocks?

Some shocks have other additives such as clarifiers and minerals like copper. The clarifiers bind to the particulates and depend on the filter to actually remove the cloudy look from the water. Copper and the other additives are mainly to eliminate and prevent algae growth. ...

Does pool shock sanitize water?

Pool shock will sanitize the water and oxidize off most of the contaminates but it isn ’t going to get rid of all the material in the water . ...

Can you swim in cloudy water?

Remember, never swim in cloudy pool water! It’s not safe to swim if you can’t see the main drain. Shock the pool and run the pump for 24-48 hours. For a chlorine free pool, Oxygen Pools uses dynamic oxygen to keep the water clean and beautiful.

Why is my pool water cloudy after shock?

1. Filter Problems. Many people believe that shocking a pool is enough to clear the water. But, pool water needs to be filtered and will not clear up if your filter doesn’t work properly.

What happens if you shock a pool?

High pH Levels. There’s a lot of science involved in shocking a pool. High levels of the wrong chemicals can cause water to turn cloudy or milky after shock . For instance, if your pH level is above 7.6, then you’ve wasted half of the chlorine. That’s why it’s best to use a low pH range (somewhere between 7.2 and 7.4) when shocking your pool.

Why don't you use a pool clarifier?

A pool clarifier collects the microscopic particles that are causing your pool water to turn milky and binds them together to create larger particles that your filter can absorb. Using a pool clarifier after shocking the pool is essential to keeping the water clean and clear.

Why do you need a clarifier after shock?

Using a pool clarifier after shocking the pool is essential to keeping the water clean and clear. In most cases, cloudy pool water after shock is only temporary and will clean up itself overnight. To keep your pool water clear, make sure that the chemicals are balanced and you have a proper functioning filter. ...

Can cyanuric acid cause cloudy water?

However, too much cyanuric acid can cause water to turn cloudy after shock. The best way to reduce the cyanuric acid in pool water is to replace a portion of the pool water with fresh water. Also, test your cyanuric acid level every month to make sure it’s less than 50 ppm. 5. You Don’t Use a Pool Clarifier.

How to clean cloudy pool?

There’s a few important points to note about this process: 1 Manual: You won’t be able to use an automatic pool vacuum to do this, it’ll have to be done manually. 2 Water: As you vacuum out the cloud particles, you’ll naturally lose a considerable amount of water, so it’s a good idea to keep the hose running as you’re doing this. 3 Filter: It should take around half a day to clear out the debris from the bottom of your pool, during which point your filter should be turned off

Why is my pool water cloudy?

That’s because circulation pushes your pool water through your filter system, so without it, the filter can’t work it’s magic and keep your water squeaky clean. There are a few moving parts to this, so let’s go through them.

How does cloudy pool water work?

Well, it works through a process called “coagulation” and it’s really not as complicated as it sounds. Cloudy pool water is essentially a buildup of tiny particles, and your filter can have a difficult time catching those because of their size — but that’s why coagulation is useful.

How much calcium is in pool water?

Calcium hardness is a measure of how much calcium is in the water, with the recommended range being somewhere between 200 ppm to 400 ppm. While low calcium hardness levels can cause damage to your pool fittings, it’s the opposite side of the spectrum you need to be concerned with here. High calcium hardness leads to excess calcium, ...

Why is my pool clumping?

Need a quick answer? The cause is either chemical imbalance, circulation/filtration issues, or environmental effects. To fix it, you’ll first want to test your pool chemistry to make sure everything is in balance, then throw in some clarifier or flocculant to clump the debris.

What happens if your water pump is too powerful?

If your pump is too powerful for your filter, it will end pushing more water than your filter can handle. This bottleneck not only prevents the water from being properly cleansed, but it can also cause physical damage to your filtration system.

What happens if your water filter doesn't clear up?

If it doesn’t clear up, either your filter-system is compromised, the rest of your water chemistry is out of whack, or you’re using some cheap-ass, low-grade shock.

How to get rid of cloudy water after filtering?

If the water still appears cloudy after adjusting all the chemicals, you can try using either water clarifier to remove the debris through the filter or use pool flocculant and then vacuum to remove any particles.

Why is my pool water cloudy?

Low free chlorine indicates you have chloramine (combined chlorine) that turns water cloudy, smells more of chlorine, and cannot sanitize your pool water by killing harmful germs and bacteria causing algae and ammonia.

What can you test for in a pool?

Answer: First, you must have a reliable test kit that can measure all chemicals in a swimming pool including Free Chlorine (FC), Total Chlorine (TC), pH, Total Alkalinity (TA), Calcium Hardness (CH), and Cyanuric acid (Chlorine stabilizer). Add chemicals directly to your pool while filter and pump are on.

How to lower cyanuric acid in pool?

The only way to lower your Cyanuric acid (Cya) without causing more chemical problems in your pool is to drain and refill a portion of your pool water. After lowering Cya to recommended level, start by raising pH and TA to their recommended levels, then add chlorine to raise FC to 3ppm.

How to get rid of green algae in pool?

You can use algaecide to kill early stages of green algae that might make your water appear cloudy, but the best method of getting rid of algae is to scrub and clean your pool using a large leaf net, vacuum, and kill algae with liquid chlorine shock.

Why is my pool free of chlorine?

If you have an outdoor pool, you can use a chlorine stabilizer, such as cyanuric acid, to prevent chlorine depletion as a result of direct UV light.

What causes cloudy water in swimming pools?

Foreign particles, small and large, may find their way into the water, especially during spring. Body oil and sunscreen from swimmers also washes off in the water and accumulates in the pool, causing cloudiness.

Why is my pool cloudy?

As earlier said, there are several reasons why your pool is cloudy white, mostly resulting from the excessive use of chemicals. Here are things to know: Improper Use of Chemicals: Good chemicals turn bad in your pool when applied wrongly.

How long does it take for floc to settle in a pool?

Follow the instructions in the body of the product. Step 4: Pour the floc to the pool’s corners and run the pool pump for about an hour to allow the flocculant to disperse around the pool. After an hour, turn the pump off and allow the water to settle for about 8 hours to collect the tiny debris and algae.

What happens if you add too much flocculant to a pool?

When you add too much flocculant to your pool, it will cause too many tiny particles to clump together. When this happens, the pool becomes cloudy. This often doesn’t last as it tends to clear within hours. However, you would have to run your pump as many times as possible until it clears.

Why do you need to fill a pool above maximum?

If you need to vacuum your pool, you need to fill the pool above maximum because vacuuming will make the water level drop. You wouldn’t want the water to go beyond the filter. Step 2: Since floc can affect the pH value of the water, you would need to make sure to balance the pH level of the pool to about 7.0.

How often should I use floc?

Nevertheless, floc should be applied 5-7 days between each treatment.

What is a floculant in a pool?

Flocculants are meant to act as a final solution to your pool cleaning when every other method fails. When applied to your pool, it clumps together lightweight debris that cannot sink to the bottom of the pool for vacuuming.

Is it normal to have a cloudy pool after adding floc?

Cloudy pools after floc are normal things you should experience while trying to give your pool a clearer look. Here is the thing, after adding floc to your pool, you would experience a cloudy appearance in your water. In fact, in its natural form, floc will clump tiny particles together, which sinks down to the bottom of the pool, ...

Common reasons why the pool is cloudy

Here are 5 common reasons why your pool is cloudy after adding algaecide, and simple fixes for each problem.

How long does it take for the pool to clear after treating with Algaecide?

It could take up to 24 hours for the pool water to clear after treating with Algaecide. We suggest waiting at least 48-72 hours before adding any more items (shock, algaecide, etc) to your pool water. If there are no signs of clearing you may need to shock your pool or drain and refill with fresh water.

What is the best type of Algaecide to use?

There are many types of algaecides on the market, all with different sizes and features that can help you manage your pool’s algae problem. The best thing to do is read reviews of each product to determine which will work best for your pool and your needs.

When should I use algaecide?

Algaecide can be used any time of the year, although it’s best to treat your pool at least once a week during warm weather when algae tend to grow more frequently. Treating your pool regularly will help control algae growth and minimize the frequency of treatments.

What does Algaecide do?

Algaecide is designed to remove existing algae from your pool, backyard pond, or any other source whether it be above or below the surface. It works by binding to algae cells and changing them into a form that can no longer reproduce.

How often should I add algaecide to my pool?

We suggest using algaecide at least once a week during warm weather, and once every two weeks during the cooler months when algae tend to grow slower. It’s also a good idea to treat your pool after heavy rain, thunderstorms, or high winds that can stir up dirt and debris that gets into the water.

The pool is still cloudy after treating with algaecide, what should I do?

You may have over-shocked your pool. The right amount of shock is about 2lb per 10000 gallons, if you have a 20K gallon pool – then you should be using 4lbs. Many people get more confused about how many pounds are in one kilogram, so they use the same conversion for kg to lbs and get more than expected.

Why is my pool water cloudy?

There are three main causes for cloudy pool water, including poor filtration, chemical imbalances, or environmental factors, like nearby construction, trees, or wildlife. Filter and pump problems can be caused by a range of different issues. If the system is only run for a few hours every day, it may not be able to clean the entire pool.

What causes cloudy pools?

These factors can cause dust, pollen, and algae blooms to cloud the pool. While people may be the most common environmental cause with various hair products, skin products, ...

How to get rid of algae blooms in pool?

Invest in an accurate pool test kit that tests for chlorine levels, bromine levels, pH levels, total alkalinity, calcium hardness, and cyanuric acid. Low levels of chlorine or bromine may not be able to kill algae spores, resulting in algae blooms and cloudy pool water.

What happens if a skimmer line is clogged?

If a clog occurs in the skimmer line, it can reduce the flow of water through the filtration system and can burn out the pump, so it’s important to turn off the system immediately. Clear the clog or hire a pool repair professional to clear the clog before restarting the filtration system to avoid further repairs.

How to remove chlorine from pool?

To remove them, vacuum the waste instead of pulling the debris through the filter. Raise calcium hardness by adding calcium chloride to the pool water. Advertisement. Cyanuric acid is a stabilizer that prevents chlorine from breaking down under direct sunlight.

How long should a pool pump run?

During the swimming season, the pump and filtration system need to run for at least 8 hours every day to properly clean and filter the pool water. If it’s only on for a few hours daily, then the system won’t have time to clean the pool, leaving the water cloudy.

How long does it take for a pool to clear up after a coagulant?

After applying the pool clarifying coagulant, it can take up to 24 hours for the pool water to clear up. Unfortunately, environmental factors, like nearby construction or wildlife, may be outside of your ability to control.

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