In a 30' round, you have approx. 21,240 gallons of water. You should be using a quart (32oz) of Stain & Scale (metal) control monthly, 3-4 stabilized chlorinating tablets in the skimmer at all times, 2 gallons of liquid chlorine shock weekly and adding it in the evenings, and an algae control every 5-7 days. Depending on the concentrate of algae control, (30% or 60%), you'll add roughly 12oz every 5-7 days after initial dose.
How many gallons will fit into a 24 foot diameter x 4 foot high round swimming pool
20
56.52
24 foot round pool would be 24 feet across from the middle of the pool basically measure the diameter of the pool.
A 20 foot round pool has a radius of 3.2 feet. So the pool has a volume of pi*r2*h = 101.86 cubic ft approx.
Depends on the depth of the pool
A 22-foot round pool that is 4 feet deep holds about 43,238.5 liters of water.
About 28,944.8L
30 feet!
A 2-foot round pool with 12 inches of water is holding about 23.6 gallons of water.
A 28-foot round pool filled with 4 feet of water would contain about 18,500 gallons.
You should not put any Earth in your 18 foot round 5 foot deep pool. You should only put water and cleaners in the pool.