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How do I troubleshoot and fix common pool problems, such as cloudy water or algae growth?

Writer: Matt KenneyMatt Kenney


Cloudy water and algae growth are common pool problems that can be resolved with proper troubleshooting and maintenance. Here are some steps to help you address these issues:


Cloudy Water:

1. Check Filtration System: Ensure that your pool's filtration system is operating correctly. Clean or backwash the filter as needed to remove any debris or buildup.


2. Test Water Chemistry: Test the water chemistry, focusing on pH, chlorine, alkalinity, and calcium hardness. Adjust the chemical levels if necessary to bring them within the recommended ranges.


3. Shock Treatment: Consider performing a shock treatment by adding a higher dose of chlorine or a pool shock product. Follow the manufacturer's instructions for dosage and application.


4. Clarifier or Flocculant: If the cloudiness persists, you can use a pool clarifier or flocculant. These products help gather fine particles and improve water clarity. Follow the product instructions for proper application.


Algae Growth:

1. Brush and Vacuum: Brush the affected areas to loosen the algae and vacuum the pool to remove debris.


2. Shock Treatment: Perform a shock treatment using a chlorine-based shock product to kill the algae. Follow the instructions for dosage and application.


3. Algaecide: Use a suitable algaecide product to prevent future algae growth. Choose the appropriate type based on the specific algae problem (e.g., green, yellow, or black algae) and follow the instructions for application.


4. Filtration and Cleaning: Maintain proper filtration and cleaning routines. Clean or backwash the filter regularly, brush the walls and surfaces to prevent algae buildup, and skim the pool to remove debris.


5. Water Circulation: Ensure proper water circulation by running the pool pump and adjusting the return jets to prevent stagnant areas where algae can thrive.


Remember, prevention is key to maintaining a clean pool. Regularly test and balance water chemistry, clean and maintain the pool's equipment, and practice good hygiene by showering before entering the pool and encouraging proper swimmer hygiene.


If you encounter persistent or severe pool problems, it's advisable to seek assistance from a pool professional, like Cary Pool Consulting, who can provide further guidance and expertise.


© 2025 Cary Pool Consulting LLC. 

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