Depth markings should be - answerclearly visible by people in the water. Wading pool and spa drains must be - answeranti-vortex AND secured. Pool drains must be - answersecured and fastened with screws if holes are present. If at any time the filter equipment, chemical feed system, pump stops working, or the main drain cover has been removed or is broken, the pool must - answerbe closed immediately Pool must have - answer1.0-10.0ppm Free Chlorine & 2.0-10.0ppm Bromine Wading Pool must have - answer2.0-10.0ppm Free Chlorine & 2.0-10.0ppm Bromine Spa - answer2.0-10.0ppm Free Chlorine & 2.0-10.0ppm Bromine Chlorine should be in a pool and in a wading pool or spa - answerone part per million; two part per million PH levels should be - answer7.2-7.8 for all pools Water temperature of a heated pool does not - answerexceed 90 degrees Water temperature of a heated spa does not - answerexceed 104 degrees The temperature of a pool must be - answerrecorded once a day Water quality must be - answerchecked two times a day at least six hours apart At least _ water quality test per day must be completed by the CPO - answer1 The CPO must physically inspect the pool and must complete the CPO checklist - answeronce per day Total Alkalinity and Cyanuric Acid levels are - answerchecked once per week Daily written records of water quality must be - answerkept on site for 6 months Pump and filter must - answeroperate 24 hours/everyday Pool Water should be kept - answerat such clarity that the main drain cover is clearly visible from the pool deck A pool must be closed for - answerpresence of algae; presence of bacteria; no measurable presence of disinfectant; presence of fecal material A pool must closed whenever - answerglass, food, garbage, or human excrement is introduced If fecal material is introduced into a , the pool is to be and disinfected - answerwading pool or spa; drained There must be a telephone mounted - answerwithin the pool enclosure Phone must be a land line with a number bad (no ). A sign shall state . If phone is broken, pool must - answerno 911 direct dial phones; "Emergency Dial 911;" close. When a public swimming pool does not have at least one lifeguard on duty, a sign shall be posted with letters at least stating: " " - answer4 inches high; "WARNING-NO LIFEGUARD ON DUTY" There should be signs stating "Children " and " " these signs do not need - answerChildren should not use the swimming pool without adult supervision; Adults should not swim alone; these signs do not need to have 4" lettering A sign should also be posted prohibiting - answerpets and glass containers All pools where diving is not allowed or the pool depth is less than 5 feet shall provide notice on the deck which says - answer"NO DIVING" in letters at least 4 inches in height and in contrasting color at intervals of not more than 25 feet. There shall be a 2 inch line of a at the leading edge of a pool step - answercontrasting color