1. Turn off the chlorinator: Stop adding more chlorine to the pool by turning off the chlorinator or chemical feeder. This will prevent further addition of chlorine to the water.

2. Allow the chlorine to dissipate: Over time, chlorine in the pool water will evaporate and dissipate into the air. Leave the pool uncovered and allow it to sit undisturbed for several days. This may help lower the chlorine level naturally.

3. Partial Water Exchange: Drain a portion of the chlorinated pool water and replace it with fresh water. This will dilute the chlorine concentration in the pool. Remember to add a balancing chemical like sodium bicarbonate or calcium chloride to ensure the pool water maintains proper water balance.

4. Use a dechlorinating agent: You can add a dechlorinating agent or chemical specifically designed to reduce chlorine levels in swimming pools. These products can quickly and effectively lower the chlorine concentration. Follow the manufacturer's instructions for dosage and application.

5. Increase water circulationRun the pool pump for extended periods to increase water circulation. This helps distribute chlorine more uniformly throughout the pool and may reduce the localized high concentration.

6. Sunlight and aeration: Expose the pool to direct sunlight, as UV rays can help break down chlorine. Additionally, aerate the water by using a fountain or waterfall feature. This can accelerate the dissipation of chlorine.

7. Test and adjust: Regularly test the pool water to monitor the chlorine level. Adjust the pH level of the water as well, as high pH levels can cause chlorine to become more effective. Aim for a pH level between 7.2 and 7.8.

8. Avoid swimming: While the chlorine level is elevated, avoid swimming in the pool. High chlorine levels can irritate skin and eyes.

Remember, it's important to maintain the proper chlorine level for the safety and health of swimmers.