3701-31-04(D)(6)(a)(1) / Combined chlorine shall not exceed 1.0 ppm.
Observed that the Combined chlorine was greater than 1.0 ppm (2.0ppm).
In order to reduce the risk of health hazards, the combined chlorine shall not exceed 1.0ppm. Treat the pool so that the combined chlorine is less than 1 ppm.