Depending on the size of the pool, a complete draining process could take up to 14 hours total. In most cases, you’ll want to be home for the entire draining process to monitor the pool, hoses, and pump.
Why Drain A Pool?
The reason that you may need to drain your pool is because the water has been subjected to harsh chemicals and a harsh environment because of hair, dead skin, oils, dust, minerals and other types of biological remains. Over time your pool will collect these materials and phosphates that are so small that your pool filter cannot filter them out. Plus, chlorine isn’t enough to treat the materials, because it only kills bacteria and algae.
These materials are food for algae and bacteria. So if your phosphate and organic material levels are high, you may begin to struggle keeping the bacteria and algae under control. Other reasons to drain your swimming pool include: Green pool cleaning, pool tile cleaning and chlorine blasting of the pool walls and surface. Once your levels of materials get too high, your pool water won’t be able to use chlorine to kill the bacteria and algae in your water, which turns your pool walls and surfaces green.
How Long Will It Take To Drain Your Pool?
As mentioned above, this process can take up to 14 hours to complete. It’s important for homeowners to always keep an eye on the pool water’s progress, as well as the pump and hoses.
The pump can become damaged if it eventually runs dry. Let’s look at how long a pool will take to drain based on size below.
10,000 Gallon Pool Drain Time
Typically, a 10,000-gallon pool will take a total of 14 hours to drain. This is the maximum amount of time recommended by the City of Phoenix.
20,000 Gallon Pool Drain Time
For a 20,000-gallon pool, homeowners can expect a full draining to take between 8-14 hours. The main time factors include pool size, the number of hoses, and what kind of water pressure you have.
How Often Should You Drain A Pool?
If you are wondering how often you should drain your pool, which seasons of the year you should drain your pool or why you should drain your pool in the first place, this post should help clarify! For those living in Arizona, it is recommended that you drain your pool completely and then refill it at least one time every three to five years.
However, because of the desert climate in Arizona, recommendations suggest that pool be drained only during the fall and winter when the weather is still cool out. Making it convenient for you as well, for more than likely you will not be using your pool during this time period due to the cold.
When Is The Best Time To Drain My Pool In Arizona?
The best time to drain your pool in Arizona is during the fall and winter months.
Yes you can drain your pool during the fall and winter season in Arizona.
- Fall Season in Arizona: October 1st to November 30th
- Winter Season In Arizona: December 1st to Feb 28th
Does My Pool Need To Be Drained To Be Cleaned Properly?
There will be times that completely draining your pool will be necessary to be able to get rid of all the build-up, also, so that you can start fresh with a base chemical. During the time when you do drain your pool completely, would be a good time for you to make any needed repairs, do an acid wash or give it a good cleaning, and you may want to clean the tile of the pool as well.
As a preventive measure in the maintenance of your pool, it is also recommended for the pool to be washed with chlorine or acid at the time your pool is being drained, which is to ensure that your pool is going to be safe, as well as being chemically balanced and kept at its peak performance.
Does BPC Pool Maintenance Drain Pools All Over Arizona?
Unfortunately not, BPC Pool Maintenance only offers pool draining services in Ahwatukee. Click the following links for pool draining in other cities of Arizona: Phoenix, Scottsdale, Tempe, Mesa, Chandler & Gilbert.





