In bespeak to number out the appropriate doses of chemicals for her pool, you need to identify how plenty of gallons that water it holds. To do that, you must use a ruler to measure up your pool to find out these four various numbers; Length, Width, median depth and also a multiplier the determines gallons.

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So here are the recipe to number out how much water is in her swimming pool:These formulas hold true for both Inground pools as well as over ground pools.

Rectangular, Square or Free form Pools:

Length x broad x mean Depth x 7.5 = full gallons

For example: 16′ x 32′ x 4.5′ x 7.5 = 17,280 Gallons

Circular Pools:

Diameter x Diameter x median Depth x 5.9 = full gallons

For example: 18′ x 18′ x 4′ x 5.9 = 7,646 Gallons

Oval Pools:

Length x broad x median Depth x 5.9 = full gallons

For example: 15′ x 30′ x 4′ x 5.9 = 10,620 Gallons

How to recognize the mean Depth that a swimming Pool where the bottom slopes:

Below is a side-shot that the “typical” inground pool that has a shallow end (see “D”), then a slope that leads into the deep finish (see “C”).

First measure up the depth that “D”, the shallow end (usually everywhere from 3′ come 5′), and then measure the depth the “C”, the deep end (usually anywhere between 6′ and 12′) . Then, include them together and also divide through 2. This is the average depth of your pool.

For example, if your shallow finish “D” is 3′, and your deep end “C” is 8′, this would be her formula for the average Depth:

3′ + 8′ = 11′

11′ divided by 2 = 5.5.

Therefore, in this example, your mean depth would certainly be 5 1/2 feet.

Most usual Sizes that Inground rectangular Pools

Below, we have developed some handy charts the the most well-known sizes the poolsand how numerous gallons of water room in them.

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 POOL SIZE 4′ AVG. DEPTH 4.5′ AVG. DEPTH 5′ AVG. DEPTH 5.5′ AVG. DEPTH 6′ AVG. DEPTH 12′ X 24′ 8,640 9,720 10,800 11,880 12,960 14′ X 28′ 11,760 13,230 14,700 16,170 17,640 15′ X 30′ 13,500 15,200 19,900 18,600 20,250 16′ X 32′ 15,400 17,300 19,200 21,100 23,040 18′ X 36′ 19,400 21,900 24,300 26,700 29,160 20′ X 40′ 24,000 27,000 30,000 33,000 36,000 25′ X 45′ 33,750 37,968 42,187 46,406 50,625 25′ X 50′ 37,500 42,200 46,900 51,600 56,250 30′ X 50′ 45,000 50,525 56,250 61,875 67,500

Most typical Sizes Of above Ground Pools

### Above floor Pools with a Depth that 48″ (4′)

 SIZE GALLONS of WATER 12′ Round 3,398 15′ Round 5,310 18′ Round 7,646 21′ Round 10,407 24′ Round 13,593 27′ Round 17,204 28′ Round 18,502 30′ Round 21,240 33′ Round 25,700 15′ x 30′ Oval 10,620

 SIZE GALLONS that WATER 12′ Round 3,823 15′ Round 5,973 18′ Round 8,602 21′ Round 11,708 24′ Round 15,292 27′ Round 19,354 28′ Round 20,815 30′ Round 23,895 33′ Round 28,912 15′ x 30′ Oval 11,947

### More comprehensive Information for You:

If you are not utilizing a cell phone, and are using a desktop computer, laptop or tablet, us do have actually a very detailed page with more information add to an digital Pool Water Calculator on our standard Pool and Spa desktop site.Click below to view our E-Z swimming pool Water Calculator page.

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