How to Clean a Green Pool Fast with Only 5 Effective Steps

When you have a swimming pool but don’t maintain it on a regular basis, you may have to be ready to deal with the green water problem. It’s one of the most common cases that happen when you just neglect the pool without taking care of it as you’re supposed to do.

Yeap, the living thing that turns your crystal clear pool into a nasty swamp is algae. The pool doesn’t only look disgusting but unsafe to swim as well.

As a pool owner, you have to know how to maintain it so you can have a pool which is enjoyable all the time. When it comes to the green water problem, there are several causes, such as:

  • Imbalanced pH Level  – As you may have known, pH holds a very important role in keeping your pool usable. It has to be in an ideal range or you will no longer have a swimming pool that is safe to use.
  • Filter Issue – When the filter is clogged or broken, it no longer cleans the debris in the water. This issue can lead to a green water problem.
  • Weather Condition – As the season gets warmer, algae will find its way to invade your pool when you don’t regularly clean it.

(You may also like: How to Vacuum Pool with Sand Filter Manually with Only 6 Steps)

So, you have to solve the problem as soon as possible when you experience a green water problem. Find out how to deal with it in How to Clean a Green Pool Fast tutorial below.

How to Clean a Green Pool Fast

This tutorial only works for you who are facing the green water problem which is not really severe. You still can have quite good visibility (for about 6 inches below the surface). The more severe case like dark green pool water needs a different treatment.

Prepare these supplies:

  • Pool water tester kit
  • pH and alkalinity balancer
  • Pool shock
  • Algaecide

Get those stuff in hand to clean your green pool water.

Test the Water

The very first thing that you have to do before even cleaning the pool is to find out the level of pH and alkalinity of the water. You will never be able to properly solve the problem when these two chemicals are not in an ideal range.

  • Use the pool water tester kit to find out the pH and alkalinity levels.
  • The ideal pH level is from 7.2 to 7.5 and alkalinity is 80 to 120 ppm. You need to get the pH level lower than 7.2, use the pH reducer like sodium bisulfate.

(Read also: How to Raise Cyanuric Acid in Pool with 3 Simple Steps Safely)

Shock the Pool

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The shocking process simply means increasing the dose of chlorine to fight the algae and bacteria that cause the green water problem.

  • For the best result, wait until the sun goes down and start chlorinating the pool. Sun exposure may reduce the performance of the shock and even imbalance the chemicals.
  • Follow the manufacturer’s instructions to find out the amount and how you need to add the shock.
  • You may need to shock your pool several times until you get the clear water.

Add Algaecide

Rather than killing the algae, algaecide works to prevent them to come back in the near future. So, adding algaecide can really help the water to stay clear.

  • Follow the manufacturer’s instructions to add the algaecide to your swimming pool.

Backwash the Pool

To completely remove the algae that cause the green pool water problem, you have to backwash the pool. Backwashing is like deep-cleaning the pool to clean out the contaminants in your pool water.

(Recommended to read: 9 Easy Steps on How to Change Sand in Pool Filter All by Yourself Quickly)

Easy, right? It may look like the end of time is coming when you experience a green pool water problem when you can actually solve it all by yourself. You don’t even need to spend money to pay an expert to get your crystal clear pool back.

However, if you are facing the more severe problems which can be caused by yellow or black algae instead of the green one, you may need to ask some help to properly solve it. It needs a more complicated treatment that you may not be able to bear with.

To prevent the green water problem from happening again, check out some simple tips that you can apply below:

  • Just keep skimming – The leaves, dirt, twigs, and other debris that fall into your swimming pool may bring the algae, and you will find them turn your pool into a green swamp in no time.
  • Vacuum regularly – Besides skimming, you also need to vacuum the walls and floor of your swimming pool, especially when you notice the presence of algae around. Manual vacuuming is always a better option or you can use it as an addition to your robotic vacuum.
  • Keep everything balanced – As mentioned above, the levels of the chemicals also determine the hygiene of your pool water. therefore, you always have to keep all of them in ideal ranges. Regularly check the chemicals and balance them if necessary.
  • Check the filter – When you notice there’s something wrong with your pool filtration system, check it immediately. You may find that you need to replace the cartridge or filter sand as time goes by. The water which is not filtered properly can lead to algae invasion.
  • Cover the pool – If you are not going to use the pool for a quite long time, always cover it. It will prevent the debris that carries algae to invade your pool. Moreover, it also protects the pool from harsh weather conditions.

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