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The Water Capacity Of Your Pool

How to determine your pool’s capacity?

Before you begin your water treatment program, you must know the capacity of your pool. The amount of chemicals you need will depend on the amount of water your swimming pool holds. Please use the convenient Above Ground pool or In Ground pool gallonage chart below to determine the capacity of your pool.

Above Ground Swimming Pool Gallonage Chart

 

Pool Depth

Pool Size

48 in.

52 in.

12' Round

3,500

4,000

15' Round

5,500

6,000

18' Round

7,600

8,300

21' Round

10,000

11,000

24' Round

14,000

15,000

27' Round

17,000

19,000

28' Round

18,500

20,000

30' Round

21,000

23,000

12x24 Oval

8,000

8,500

15x24 Oval

9,300

10,000

15x30 Oval

12,000

13,000

16x32 Oval

14,000

15,000

18x33 Oval

16,000

17,000

21x41 Oval

23,000

25,000

In Ground Swimming Pool Gallonage Chart (rectangle pools)

 

Average Pool Depth

Pool Size

5 ft.

6 ft.

7 ft.

8 ft.

10x20

7,500

9,000

10,500

12,000

12x20

9,000

10,800

12,600

14,400

12x24

10,800

13,000

15,000

17,300

14x28

14,700

17,600

20,500

23,500

15x30

16,900

20,300

23,600

27,000

16x24

14,400

17,300

20,100

23,000

16x32

19,200

23,000

26,800

30,600

16x36

21,600

25,900

30,200

34,500

18x36

24,300

29,200

34,000

38,800

18x40

27,000

32,400

37,700

43,100

20x40

30,000

36,000

41,900

47,900

25x45

42,000

50,500

58,900

67,300

 

Average Depth (for In Ground pools)

You are required to know the Average Depth of your In Ground pool to use the convenient pool gallonage charts above. Please use this simple equation to determine the average depth of your pool:

Deep End (feet) + Shallow End (feet) ÷ 2 = Average Depth

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