Yes, for a conventional swimming pool with good hydraulics and filtration, operating within its designated bathing load, adequate water quality is achieved maintaining a free chlorine level of > 0.5-1 mg/I throughout the pool. In other words, with a free chlorine level of >0.5-1 mg/I the water is not only disinfected, it also has disinfection potential to eliminate any virus or germ that could enter the water.