In the swim.

Key Points to Remember  Clark County Public Health currently offers a discount for facilities who employ a CPO with a valid certification.  Your certification must be valid at the time of application to qualify for the discount each permit year.  You must submit your valid CPO number at the time of application.  The CPO must be employed at the facility with each permit renewal cycle for the discount on your permit.  Certification last fives years. Recreational water illness are illnesses that occur due to exposure to germs and chemicals in the water we swim in. This includes both treated water and natural recreational water locations. Many recreational water illnesses are associated with fecal contamination from ill swimmers.