3701-31-04 (B)(1)(c) / Minimum disinfection residual shall be maintained as required.
Critical

3701-31-04 (B)(1)(d) / Circulation/Disinfection system shall operate properly.
Critical

3701-31-04(D)(6)(a)(2) / Pool free chlorine disinfectant residual shall be above 1 ppm.
Critical Pool free chlorine disinfectant residual was below 1 ppm.
Do not operate the pool until the chlorine disinfectant residual is at 1 ppm or above.