How To Purify Water For Drinking at Home (Simple Methods)

With the increase in water pollution, water purification became a necessity. It can prevent waterborne diseases such as cholera, typhoid, diarrhoea, etc. To maintain a healthy lifestyle, you should drink pure water. With the improvement of science and technology, the methods for the purification of drinking water also improving. For drinking pure water, you should know some simple methods to purify water at home. Here you can find some methods for that.

1. Use water filters

Ro Water Purifier

Water filters are very efficient in purifying the water. It is a simple way to clean drinking water in your home. In this process, small particles can be removed easily to provide you with pure water. In the market, there are many types of water filters available. You can install a water filter in your home by directly connecting it to the waterline of your home. Some filters can be connected to the water tap to purify tap water for drinking. Also, you can use a portable water filter that can be carried to any place. These types of filters are useful in case of emergencies.

Water filters are different according to the size, shape, and cost. You can use any type of water filter as per your comfort. The biggest disadvantage of using a water filter is it can get blocked after some days of usages. If a filter is blocked, you can replace it with a new one or clean it to use again.

2. Use bleach to purify water

It is another simple way that you can do in your home for purifying drinking water. Bleach is a chemical, so you should be careful while doing this process for water purification. You should follow the safety instructions to purify water in this process. This method can provide you with pure water in case of emergencies if you follow the proper instructions.

You can use a medicine dropper to apply the liquid bleach in contaminated water. Before applying, you should ensure that the bleach is in pure form and doesn’t have any particles like soap added with it. If the bleach has 1% of chlorine, you should add 40 drops of bleach with the medicine dropper in each gallon of water. If the bleach has 4% to 6% of chlorine, you should add 8 drops of bleach in each gallon of water. If the chlorine content of the bleach is 7% to 10%, you should add 4 drops of bleach in each gallon of water. After the bleach is added, you should wait for up to half an hour to allow the chlorine to settle down in the water. Once these are settled, you can drink that water. If the water has a smell of chlorine, it is purified. Otherwise, you may need to do this process again.

3. Boil contaminated water

This is an easy method to purify drinking water. You can boil contaminated water on a stovetop to remove the harmful substances from it. You should boil the water up to 10 minutes to ensure it is purified perfectly. If the boiling time is more, the water will be purer. In this process, oxygen will be removed from pure water. So, it may not taste fine. You can add a little amount of salt in the water to improve its taste. Also, the taste can be improved by shaking the pure water a little.

4. Use slow sand filtration method

This is an effective way to purify contaminated water. It is a simple method of getting pure water. In this process, water is passed through different layers of sand to remove the contaminants. The main advantage of this process is it creates a natural layer on the sand which helps in purifying the water. Apart from that, there are many other advantages of slow sand filtration method. This method is free from chemicals and requires less maintenance. You can do this process yourself by learning the design process of it. The disadvantage of this method is it is a slow process and has a low filtration rate. Also, it needs a large area for operation.

5. Use liquid iodine or iodine tablets

Like the bleaching process, this is also a chemical process. So, you need to be careful while doing this process. By adding a small amount of iodine liquid or tablet in contaminated water, the toxic substances, bacteria, and viruses can be killed. This is an effective method for short term use.

If the water is clear, you can add five drops of iodine liquid using a medicine dropper in each quart of water. For cloudy or muddy water, you can add up to 10 drops of iodine liquid. Before adding these quantities in the water, you should ensure that the iodine content in the liquid is 2%. Also, you can add up to two iodine tablets instead of the iodine liquid.

After adding the iodine solution in the water, you should allow it for up to half an hour or one hour to settle down the iodine at room temperature. After that, you can drink this water by shaking it a little. If you don’t like the taste and smell of iodine added water, you can add lemon juice or vitamin C tablets to reduce that.

6. Use solar purification method

This is a cost-effective method to purify drinking water. If the boiling of water is not possible, you can use this process. In this process, you need to fill the plastic bottles with contaminated water and keep them under the sun for up to 8 hours. After 8 hours, you can drink that water. This method is easy to do and no maintenance is required.


Drinking water can be purified using several methods. Each method has some advantages and disadvantages but can produce pure water for drinking. In this article, we have discussed some simple methods for drinking water purification. You can opt for any method as per your comfort. We hope these methods can help you in purifying drinking water at home.

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