What is the recommended minimum free available chlorine (FAC) level for a conventional pool?

The recommended minimum free available chlorine (FAC) level for a conventional pool is 1.0 ppm (parts per million). Maintaining this level is essential for ensuring effective disinfection and sanitation in the pool. Chlorine is a critical chemical used to eliminate harmful pathogens, bacteria, and viruses that can thrive in pool water.

At 1.0 ppm, the FAC concentration is sufficiently high to provide a barrier against microbial growth, ensuring that the water remains safe for swimmers. This level also helps in maintaining overall water clarity and quality, contributing to a pleasant swimming experience.

Chlorine levels that are too low could compromise the pool's sanitation, leading to potential health risks for users, while levels that are excessively high could irritate the skin, eyes, and respiratory system of swimmers. Therefore, adhering to the recommended minimum of 1.0 ppm strikes a balance between effective sanitation and swimmer comfort.