# Quick Answer: How Much Pool Water Evaporates On A Hot Day?

## Why does my pool lose water overnight?

If your pool lost water overnight and it is more than the quarter-inch due to evaporation, you probably have a leak.

Evaporation accounts for a minor amount of water lost each day.

Losing a half-inch or move overnight indicates a problem..

## How do you calculate water loss in a pool?

Pool Water Loss Formula Multiply the length (L) times width (W) times the amount of the water loss (WL) in inches times . 6233 for a rectangular pool.

## Does pool water evaporate faster in hot weather?

As we know, warmer water evaporates at a faster rate than cooler water because the molecules are moving faster. As the temperatures drop, the warm water evaporates even faster. … This process accelerates when the temperature of the pool water is higher than the air’s temperature.

## How quickly does water evaporate from a pool?

Hold tight! It may not be a true leak but simple evaporation. Our experience shows that a pool with no heater and no waterfalls or water features can lose as much as a quarter inch per day, averaged over several days. That’s more than one and a half inches in a week.

## How high should the water level be in a swimming pool?

The level at which pool skimmers function properly is between one third and about half way up the opening of the pool skimmer. If the water level is too high the debris floating next to the opening may pass by without being pulled into the skimmer.

## Does water evaporate at night?

Yes there is evaporation at night. Water doesn’t have to be at 100°C to evaporate. The rate of evaporation may slow down when it’s cooler, but it will happen. All you need is the right combination of temperature, pressure and humidity.

## How do you stop pool water from evaporating?

This article is on saving water, but it focuses only on tactics to slow evaporation.Cover your pool. First and foremost: Use a pool cover! … Try a liquid solar blanket. Don’t like the idea of using a solid cover or solar blanket on your pool? … Turn off any water features. … Reduce water temperature. … Add windbreaks.

## Should I cover my pool every night?

Helps the Swimming Pool Retain Heat For a swimming pool that relies on the sun for heat, covering it at night can still make it warm enough to swim in the next day, instead of losing all the heat overnight when the temperatures drop.

## How much water should a pool lose?

Normally pools see ¼ – ½ inch loss of water per day due to evaporation. This is roughly 2 – 4 inches per week. For a normal sized pool you will loose 25,000 to 50,000 gallons of water per year due to evaporation.

## How often should I be filling my pool?

every 2 weeksHow often should I have to fill my pool? This will vary depending upon several factors including: weather, if the pool is covered or not, bather load, and if it is heated or not. With pools that are covered, a good rule of thumb is that they should not have to be refilled more often than once every 2 weeks.

## Do pools lose water in the summer?

Your pool also loses water in summer, up to 2 inches per week, due to the heat of the air. You can employ a swimming pool cover to protect the pool from these powerful rays. A pool cover will also keep heat in your pool when the weather is cold. In summer, the air around the pool is hotter than the pool water.

## How do I know if my pool is leaking or evaporating?

Common Signs Of A Leaking PoolWater Level Changes. Dropping water level is the clearest sign a pool is leaking, but it’s important to determine if the water loss is due to evaporation or a leak. … Cracks or Falling Tile. … Wet Spots in Yard. … High Water Bills. … Water Under Equipment. … Air or Dirt Blown Into Pool. … Algae Growth.

## Can I shock my pool 2 days in a row?

Will the children swim again? Here’s the deal. It’s pretty tough to over-shock your pool; shocking your pool two days in a row with the proper dosage for your pool volume shouldn’t be a problem – and in fact, is sometimes even needed to rid your pool of algae and other contaminants.

## Is it normal for pool to lose water?

On average, swimming pools lose about a quarter of an inch of water each day, yet variations in wind intensity, humidity and sunlight can drastically change water loss rates. … The wind will undoubtedly have an effect on pool water, as wind can blow water particles and cause speedy evaporation.