SC Swimming Pool Practice Questions - South Carolina Swimming Pool Contractor Examination Exam

R.61-51.K requires the owner to close a public pool immediately when free chlorine or pH is outside which limits?

Free chlorine less than 1.0 ppm or greater than 8.0 ppm, or pH less than 7.0 or greater than 7.8 Free chlorine less than 5.0 ppm only pH less than 8.5 only Any combined chlorine reading above 0.0 ppm

Correct Answer:

Free chlorine less than 1.0 ppm or greater than 8.0 ppm, or pH less than 7.0 or greater than 7.8

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