3701-31-04 (B)(1)(c) / Minimum disinfection residual shall be maintained as required.
Critical At time of inspection free chlorine was at .5 ppm. Free chlorine must be at minimum 1 ppm to effectively kill water borne bacteria/pathogens.
Swimmers were evacuated from the pool and chlorine pumps were turned up and chlorine pucks floats were added. Chlorine was re-tested at at 1ppm prior to inspection completion. Pool was reopened after scheduled break slot. Keep free chlorine closer to 2-3ppm and test more regularly to ensure in range.