It should be in the 80-120 ppm range. When total alkalinity is not in the proper range, you may have pH problems. It should be maintained at 200-500 ppm. Make sure your pool can pass the test. Use a reliable test kit or test strips.
Water balance can change quickly.
Weather and the number of people using your pool affect the water. Check the chlorine level and pH daily. Pool water chemistry is a piece of cake when you review and use these basics. The Pool Care Hotline experts are always available to help. You pass the test when you enjoy your clean, sparkling, healthy pool.