Super Chlorinating Your Swimming Pool: Safety Measures and Chemical Calculations

Supercharging your swimming pool is a crucial part of pool maintenance, especially in warmer months when algae and bacteria can run rampant. However, with the right equipment, knowledge, and chemicals, you can ensure your pool remains clean and safe for swimming. This article will discuss the importance of superchlorinating your pool, the proper procedures, and provide helpful calculations to ensure you're getting the right amount of pool shock.

How Often Should I Supercharge My Swimming Pool?

Supercharging, also known as superchlorination, is the process of increasing the concentration of chlorine in your pool water to levels high enough to effectively kill algae and bacteria. The frequency of supercharging depends on several factors, including the pool's size, the water's temperature, the level of contamination, and the pool's maintenance routine.

Small Pool

For small pools with a capacity of less than 30,000 gallons, it's generally recommended to supercharge the pool once a week. This helps to maintain optimal chlorine levels and ensures that the water is being sanitized effectively.

Large Pool

Large pools, measuring 30,000 gallons or more, may require supercharging more frequently, usually every two to three days. This is because large pools can hold more water and may experience a higher level of contamination, which can affect the efficacy of the chlorine shock.

High Contamination

If your pool has high levels of contamination, whether from visible algae or bacteria, you may need to supercharge the pool more often. The frequency of supercharging will depend on the specific circumstances, but it's generally recommended to use 1 to 2 bags of pool shock per 10,000 gallons of water.

What Does Supercharging Mean?

Supercharging is the process of adding calcium hypochlorite to your swimming pool water. Calcium hypochlorite is a strong oxidant that attacks and destroys bacteria, viruses, and algae. When added to the water, it reacts with water, forming hypochlorous acid, which has the ability to kill harmful bacteria and algae.

How To Supercharge Your Swimming Pool

Supercharging is a straightforward process that can be done in a few simple steps.

  1. Choose The Right Calculator: You'll need to calculate how much calcium hypochlorite to add to your pool based on the pool's size, depth, and desired chlorine level. There are several online calculators available that can help with this calculation.

  2. Measure The Water: Use a measuring cup to determine how much water is in your pool. Knowing the volume of water will ensure you add the correct amount of pool shock.

  3. Select The Correct Shock Product: Choose the appropriate pool shock product based on your specific needs. In The Swim Super Pool Shock is a popular choice due to its high concentration of calcium hypochlorite and fast-dissolving formula.

  4. Determine The Correct Dosage: Once you've calculated the amount of pool shock you need, divide it by the number of bags or pounds you're purchasing. For example, if you're buying one bag of In The Swim Super Pool Shock for a pool measuring 30,000 gallons, you'll use 3 bags (one for each 10,000 gallons of water).

  5. Broadcast The Shock: Once you have your product and measurements, spread the shock evenly throughout the pool. Make sure to avoid adding the shock directly to the water feature, such as a fountain, because calcium hypochlorite can damage the equipment.

  6. Maintain The pH: Supercharging can change the pool's pH level, so be sure to adjust the pH to an optimal level after supercharging. Test your water with a reliable pool testing kit and adjust the pH accordingly.

Safety Precautions

Supercharging your pool can be a dangerous process if not done correctly. Always follow these safety precautions to avoid accidents and injuries.

  1. Wear Personal Protective Equipment: Protect your eyes, hands, and body with protective sunglasses, gloves, and close-toe shoes.

  2. Use Test Kits: Make sure to use a reliable pool testing kit to monitor your pool's pH and free available chlorine levels throughout the supercharging process.

  3. Follow Manufacturer's Guidelines: Always follow the manufacturer's instructions for your specific product to avoid over-dosing and potential harm to your pool or swimmers.

  4. Work In A Well-Ventilated Area: Supercharging can create respiratory hazards, so work in a well-ventilated area, and consider opening windows or doors to increase ventilation.

##Supercharging your swimming pool is an essential part of maintaining a clean and safe environment for swimming. By following the proper procedures and using the right products, you can ensure that your pool remains a welcoming destination for swimmers of all ages. Always remember to follow safety guidelines and never leave the pool unattended. Happy splashing!


For those looking for professional pool services or have any additional questions, contact your local pool professional or visit www.dohenyspool.com. They have been serving the community for over 30 years and would be happy to assist you with any pool-related needs.

Leave a Reply

Your email address will not be published. Required fields are marked *