Tips of Preventing Green Algae In Swimming Pool

(Last Updated On: April 27, 2017)
Getting rid of green algae
Removing green algae

Swimming pools generally have these common issues of floating algae and green water. Algae are fast growing thing and it can be difficult to remove once it grows heavily. Several chemicals are needed and several days are also needed for removing the algae if it has grown fully. However you have to take steps for removing algae in timely manner and also have to care that once removed they don’t return back. The only way of avoiding the algae from returning is regular cleaning and maintenance of the pool. Here are some of the effective ways of preventing algae from swimming pool.

  • Killing algae through chlorine

When you see you pool water to turn green or there are visible clumps of algae then it is an indication that you pool lacks enough amount of chlorine. It is quite surprising yet trues that one of the best and most effective ways of killing the existing algae is to insert a huge of chlorine to the pool. Inserting huge amount of chlorine will probably bring your pool back to the sanitary conditions. This technique usually takes up 1 to 3 days but it can also extend to a week if the conditions of the pool are extremely poor. This method takes up time but it is comparatively less expensive and also avoids any side effects.

  • Brush up the pools


Brushing up the floor and walls of the pool is also one of the options of removing green algae from the swimming pool. For getting rid of these algae, you will need to brush rigorously. This will lessen up the amount of time which is needed clear and kill the algae bloom. You need to pay more focus on the steps and that too on the parts which are behind the ladders and also the crannies and nooks where possibility of the algae to accumulate. Make sure that the brush you are using is compatible with the pool. Try using steel brushes as they work properly with concrete. If your pool is having vinyl floor then nylon brush would be considered more preferable.

  • Check out the poor chemical safety

While cleaning the pool, you might be using various chemicals which can prove to be quite dangerous. Whenever you buy any chemicals for cleaning your pool, ensure that you read all the labels and he safety tips mentioned on the chemical. Follow each and every safety standard mentioned on the pool cleaning chemicals. Always put on your safety gears while you are working with the chemicals on the pool. Wear the eye protection, gloves and suitable clothing which will cover your skin. After the usage of chemicals and finishing the process of cleaning the pool, ensure to wash your hands properly. Also get rid of the clothes that are infected by the chemicals while pool cleaning. Avoid inhaling the chemicals and be aware to avoid inhaling the chemicals. When you are using chemicals, add chemical to the water and don’t add water to the chemical. Make sure to store up the chemicals in a fireproof and sealed containers and keep it away from children’s and keep them in separate shelves. There are several pool chemicals which get exploded when they come in contact with other pool chemicals.

  • Adjust the pH levels of pool

Take a pH test of swimming pool by using a swimming pool pH test kit. If the pH level of pool is higher than 7.6 which is quite basic at the time of algae bloom then add up pH reducer like sodium bisulfate in your pool based upon the instructions of the label. If you want to reduce the growth of algae infestation then you need to maintain the level of pH between 7.2 to 7.6. Wait for several hours and then test the pool again. Don’t go for paper test strips instead use those kits which make use of droppers or tablets as they are more effective and accurate.

  • Pick a chlorine shock product
Pool cleaning by adding shock product
Add shock product for pool cleaning

The chlorine which you are using regularly for the treatment of pool cannot be considered as the best choice for giving a shock treatment. For removing the algae, you should consider using a liquid chlorine product which is meant specifically for swimming pools. This product should be containing lithium hypochlorite, calcium hypochlorite or sodium hypochlorite. If you are having hard water in your pool then you should not use calcium hypochlorite. All the products of hypochlorite are explosive and flammable, comparatively safer product is lithium but these are extremely costly. Avoid using tablet chlorine or granular products like trichlor or dichlor which possesses stabilizers which is not good to be added to pools in big amount.

  • Add up extra big dose of shock

Check the product of your chlorine label and check for the shock instructions. To combat the algae in the pool, you will probably need double of the amount of regular shock. If the water of the pool is very murky then you might even need triple amount of shock for preventing algae. If you are not even able to see the top rung of the ladder of the pool then you will need to use quadruple amount of shock. Keep the filter of the pool running and add up the shock directly with the perimeter of the pool. Make sure to not to mix up the granules with liquid chlorine as it will explode and produce corrosive gas. Also avoid pouring liquid chlorine into the pool skimmer. The effect of chlorine will be most if it is added to the pool in the evening and is left overnight.

  • Vacuum the dead algae
Pool cleaning from algae
Before and after image of pool cleaning

Once the green color is out of the pool, you must vacuum the entire pool and get rid of the dead algae till the water gets clear. You can leave this step and let the filter of the pool handle this thing but only when your filter is powerful and you have patience to wait for some days. You can add up flocculent or coagulant if you are having issues collecting the algae. These will get all the algae to clump together and you can clean them more easily.

Please share & like us. Help us grow:

Leave a Reply