The volume of water in the swimming pool - 32 ft long x 16 ft wide x 6 ft deep is 3072 cu ft= 3072 x 1728 cu in= 5283840 cu in= 5283840/231 US gallons= 22873.76623 US gallons= 22873.76623 /12 minutes= 1906.147186 /60 hours= 31.76911977/24 days= 1.323713324 days.