How to Lower Chlorine Levels in Pools? Why Pool Chlorine level rises?

Chlorine is an essential part of maintaining the hygiene of your swimming pool. It purifies the water and makes it suitable to swim. However, too much chlorine can do the opposite and make it an uncomfortable experience. Hence, it is crucial to know how to lower chlorine in the pool. Before bringing down the chlorine level on your pool, we should also consider the factors, why and how this chlorine level goes up?

Does too much chlorine in swimming pools harmful?

Chlorine is the most common and useful option for disinfecting swimming pool water. A small increase in the chlorine level won’t impact your health. But, a over-chlorinated pool can do some significant damages to the pool users and could create some health issues. However, too much chlorine in water can cause eye irritation and other problems. Respiratory problems are often seen in the people who swim in excessively chlorinated pools. 

As we mentioned earlier, the chlorine level above 2-3 ppm in your pool can cause some eye irritations. However, if it gets beyond 5-6 ppm, then it can cause some severe problems for your respiratory system.

Severe cases are very minor. Below are the most common problems:

  • It can damage the pool finishes
  • Damage the pool equipment
  • Irritate the swimmers
  • Bad for the skin and hairs of swimmers
  • Itching eyes
  • sore throat and shallow breathing (Rare)

Why pool chlorine level rises

  • The most common causes for increasing the chlorine levels are:
  • Too much Chlorine shock.
  • Adding too many chlorine tablets.
  • high level of chlorine stabilizer.
  • Adding liquid chlorine bleach without proper measurement, sometimes, running       the liquid pump for too long.
  • An improper balance of free chlorine, compound chlorine, and total chlorine.

Ways to Reduce Chlorine in the Pool

There are many proven strategies to eliminate too much chlorine in the pool; we have listed the easiest ways to do it. This way, you can ensure a balance between the chlorine level of your swimming pool.

So, let’s start and discuss the easiest ways to lower chlorine in pool water.

Stop Adding Further Chlorine To Your Pool

The first step is to control the chlorine level in your swimming pool is by stop adding all kind of chlorine such as liquid chlorine bleach or chlorine tablets or any additional chlorine shock

This way, it will start reducing the chlorine level every time you take a bath in it. However, it is crucial to know whether the chlorine level is beyond the danger line or not.

Switch off your chlorine release and start swimming in your pool. This way, you can increase the diluting speed of your pool water without wasting it.

Stop adding chlorine for 5-7 days can automatically lower the chlorine. So, if you have patience and time to wait, then, this will be the best option for you.

Use Chlorine neutralizers

chlorine neutralizer

This is the quickest solution. There are many products that you can be added to your water to balance its chlorine level. It is good solution when you have excessive chlorine, but you can not afford to drain the water. In this way, you can use it to maintain the chlorine level without losing other essential things from your pool water. Sodium thiosulfate and sodium sulfite is commonly used as chlorine neutralizers and you can find many brands in the market.

Tip: You can add up to 6oz. Of chlorine neutralizer for 10,000 gallons of water. It will reduce it by 5 ppm.

Dosing level of Sodium Thiosulfate (Chlorine Neutralizer)

Gallon

If Chlorine Level 8-10 PPM

If Chlorine Level 13-15 PPM

1000

1.2 Ounces

2.5 Ounces

5000

6.0 Ounces

12 Ounces

1000

10.0 Ounces

23 Ounces

This method’s use depends on the chlorine level in the pool and its effect on your health. Hence, it is better to know the exact chlorine level before using any of these methods. The recommended chlorine value is 1ppm for regular pools. However, a spa can use up to 3ppm chlorine levels for disinfection purposes. 

Ascorbic Acid (usually used as vitamin C) is another solution, and can decrease the chlorine level significantly. Adding 20oz Ascorbic Acid in 10000 gallon of water can reduce at least 4-5 ppm chlorine level.

Put Your Water Heater On Work

Do you know that heating water can reduce the chlorine level in the water? Well, it is true. All you need to do is start your water heater, eliminating the chlorine from your water. However, it is a slow process, and you may need to have several rounds of heating to remove chlorine from water altogether.

Its use is not limited to the chlorine balance as it will also kill the water bacteria. This way, you won’t need to add chlorine to your pool even after diluting it for some time.

Find out our list about best water heaters for your swimming pool by matching your product features requirements.

Changing or Refill Pool Water

Another great solution to deal with excessive chlorine water is by draining it and refilling your swimming pool. This solution is helpful when the chlorine level is too high and diluting; it sounds like a lot of work. At that time, you can simply drain all the water and replace it with fresh water.

However, there are some disadvantages, as well. Draining the water means you drain everything that you have added to the water. Be it cleaner or any other essence. You must consider whether you should change the water or not.

Use the Sunshine

Sunshine is the most natural way to neutralize the chlorine in your pool water. Just leave your pool to the sunshine for 6 to 8 hours for 2-3 days. It will balance all the essentials of your pool and kill the bacteria at the same time.

You can do it by stopping adding chlorine to your water for a few days. However, you need to regularly check its level to ensure it is not too low for the pool. Once it reaches the ideal level, you can start adding it again. Additionally, you can use an accurate pool thermometer to check its temperature as well.

Final Words

High chlorine in pools is not something a pool lover loves. However, they need a proper supply of chlorine in their water to kill bacteria. Hence, you must know how to create a balance by reducing chlorine in pool water.

We can assume that from now on, dealing with too much chlorine in the pool will not be so difficult for you.

If you want to deal with a small amount of chlorine, then heating water or using sunlight is excellent. However, if you have excessive chlorine in pool water, changing the water is the best option.

Some people prefer to neutralize it by using chlorine neutralizers like hydrogen peroxide.

This way, you have multiple options to reduce chlorine in the pool.

You are a pool owner and surely you are concern about the hygiene, so, you should check out our review guide about pool cleaners for removing leaves out of the pool.

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