20: pH is too low.
*21: 0 ppm chlorine reading. The pool is closed due to this being an imminent health hazard. The pool will remain closed until reinspected by this department.
Pool is closed due to no chlorine reading. Pool must remain closed until reinspected by this department. Please contact me at brennen.boone@tn.gov or 615 898 7889 when there is a chlorine reading and ready to open.