What is the acceptable level of bromine for a SPA pool?

The acceptable level of bromine for a spa pool is typically around 3 parts per million (ppm). This level is effective for disinfecting the water and maintaining a safe swimming environment. Bromine is less unstable than chlorine in warmer water, making it particularly suitable for spas where the water temperature is often higher.

A bromine level of 3 ppm ensures that the water is adequately sanitized, helping to control bacteria and other pathogens while preventing the formation of harmful contaminants. Maintaining this level also contributes to a comfortable experience for users, as excessively high bromine levels can lead to skin and eye irritation.

Other options represent concentrations usually outside of the ideal range for spa pools. For example, a level of 1 ppm may not provide sufficient sanitation, and while 5 ppm might be safe, it is on the higher end and could lead to discomfort. A level of 15 ppm is considered too high for a spa setting and could pose health risks to users. Thus, maintaining bromine levels at about 3 ppm strikes a balance between effective disinfection and user comfort in spa pools.