Pool water should never be drained to the street or the storm drain. Storm drains in the Bay Area typically run into local creeks, rivers and the bays. In most places, it's against the law to drain pools and spas this way because pool water contains chemicals that can endanger or kill wildlife.
In-ground pools typically have a sanitary sewer drainage inlet near the pool equipment. Pools and spas not plumbed with a sanitary sewer drainage inlet can be drained to a sanitary sewer line plumbed to the home. Consult a licensed plumber or pool professional if you are unsure how to go about draining your pool.
If it is time to empty your pool, there are two main options that pool owners typically choose from when getting ready to drain their above ground pool; an electric pump or a garden hose siphon.
A freshly chlorinated pool should not be discharged into the yard; the chlorine is harmful to yard plants and the environment as a whole. Using a test kit, your pool water needs to reflect a certain concentration of chlorine, such as 0.1 ppm (parts per million), before it is safe to drain into your yard.
All you need is a medium-size water or vacuum pump. Unroll the pump's intake hose so that it reaches the center of the pool (or as close to it as possible), and submerge it in the pool. Place the outlet hose so the exiting water doesn't flood the area, but drains off away from the pool.
How to drain your swimming pool You may need to drain a fraction of your water to improve water quality or make repairs. codes and you could be cited for water waste. Draining your pool into the sewer system allows water to be treated and reused. If you have a septic tank, do not drain your pool into the tank.
Important: Never completely drain an above ground pool. This can cause your pool to collapse. If your pool is plumbed with detachable, flexible hoses, remove them and store for the winter. Remove all drain plugs from the pump, filter tank, and any other pool equipment.
If you can pump around 30 GPM (gallons per minute), which is also equivalent to 1800 GPH (gallons per hour), it should take you 2.78 hours or 2 hours and 46 minutes to drain your pool using a hose.
Even with proper and regular pool maintenance, it's often necessary to drain your pool — completely or partially — every 3-5 years. Draining your pool often isn't necessary, especially if you're following a proper and regular maintenance program.
Put one end of your garden hose inside the port. Thread the hose to the back of your house. Attach the other end of the garden hose to a submersion pump and place the hose and pump in the deepest area of your pool, near the drain. The pool will begin to drain.
If you have an above-ground pool with a vinyl pool liner, drain the pool to about 1 inch below the bottom of the skimmer mouth. It's acceptable to drain the pool a few more inches below that if you live in an area that gets heavy precipitation during the winter months.
Close the pool for winter – but don't drain it.
In winter, the water in your pool is still your friend. Especially when properly winterized, it helps to protect the pool liner, keep it clean and prevent unnecessary damage from debris, harsh weather and other factors.
Locate the Drain Valve
The drain valve is located on the outside of the pool. Run a garden hose out, with the female end near the drain valve. Connect the other end to a sprinkler, and water your lawn or garden (if pH is good and chlorine low). Remove the cap.
The main drains are usually located on the lowest point in the pool, so the entire pool surface slants toward them. Most of the dirt and debris that sinks exits the pool through these drains.
A 10,000 gallon pool will take about 14 hours to drain, the maximum rate recommended by the City of Phoenix. It will take twice as long to drain if the pool size is doubled or cut in half.
This siphoning process is simple enough. Immerse the entire hose in some water, then cover one end of the hose with your hand and quickly pull it out of the pool, pointing down below the water level. If you don't cut the hose, you may need to attach the hose to your spigot and fill it with water.
Pool industry experts recommend you drain your pool and refill it every five to seven years. No two pools are alike, so there is no set number at which you must drain your pool.
How long can you leave a pool empty? Well, the minimum amount of time possible in order to minimize the risk of serious damage. Most issues that require a pool drain will take at least a day or two to resolve, but it's recommended to not let it sit empty for any extended period of time.
Except for emergencies (which we will discuss momentarily), home pools typically only need to be drained once every two or three years. Commercial pools, if properly maintained and serviced, should be drained and the water replaced annually.