3701-31-04 ( D )(6)(a) / ORP reading shall be 650 millivolts or greater.
Repeat Observed the ORP to be 640 millivolts.
The pool's ORP will need to be 650 millivolts or higher. Have the ACC unit inspected to determined why the ORP is low.
Facility Type: Pool
[?] Inspection Type: Standard
Inspection Date: 22-June-2023