3701-31-04 (C)(3) / Total alkalinity is at or greater than 60 ppm
Total alkalinity was less than 60 ppm. The total alkalinity measures 40 ppm resolve this violation.
Raise the total alkalinity to at least 60 ppm.
3701-31-04(D)(6)(a)(4) / Spa free chlorine disinfectant residual shall be above 2 ppm.
Critical Spa free chlorine disinfectant residual was below 2 ppm. The free chlorine residual was 1.5 ppm.
Do not operate the spa until the chlorine disinfectant residual is at 2 ppm or above.