This means super chlorinating the water to kill off any bacteria and algae. If your pool is very dirty, it may need MANY gallons of liquid chlorine (shock) over a period of days before the water clears. Start off by adding 3 or 4 gallons, and if you see no results overnight, add 3 or 4 more gallons the next day.
Although you can clean a pool without draining it, there are specific instances where draining your pool IS necessary. If your pool needs a repair that can't be done with water still in the pool, then you need to drain it only with the approval or supervision of a pool professional.
No, it's not safe to swim in a pool with metal stain. Barack James (author) from Green City in the Sun on April 11, 2020: Before adding chlorine, you need to be sure you are dealing with green algae and not copper metal stains.
Brown-colored algae is actually a form of yellow or mustard algae, and not a separate strain of its own. The extremely rare mustard algae forms in pools with poor chemical balance and in shaded areas that get little sun.
Until your test kit arrives, put a gallon of plain, unscented 8.25% bleach in the pool daily and mix it up. Then use a leaf net to scoop out the sludge and debris at the bottom of the pool. Do this CAREFULLY as you don't want to tear or puncture the liner.
Although you normally clean your pool with a manual pool vacuum or a vacuum device often called a "creepy crawler,'' you can clean it with a standard wet/dry shop vac. The disadvantage to this method is it takes a long time because you have to repeatedly empty the water from the shop vac.
Never use your pool pump to try to drain the pool. Inevitably, you will pull air into your suction line, the pump will lose its prime, and you will damage or burn up your pump. Always rent or purchase a submersible pump to drain the pool. Remember to turn off the electricity to your pump and pool light.
When heavy rainfall or an acute chemical imbalance requires a reduction in water volume, it's easier on the pump to remove the excess from the pool manually. As long as you have a place to drain the water that is lower in elevation than the water level you want the in the pool, a siphon is the easiest method.
A no-drain acid wash is arguably the best method to restore your swimming pool to its former glory without damaging its surface in any way. It is also much more cost and time-effective than many other stain removal methods. As the name implies, it refers to acid washing the pool without draining it.
Keep pool areas safe – Algae and grime can cause surfaces to become slippery, especially when wet, so it's important to keep your pool surround clean. Domestic & commercial pool surrounds – Jet washing can be used for pool area surrounds in any setting, from private homes to hotels and leisure centres.
If you have a stubborn pool stain, an acid bath is another option. This allows you to remove the stain without draining the swimming pool and uses strong acidic solutions to basically burn-away the stained surface spot. The acid removes the stained concrete surface from the pool.
Recovering Pool Water
Adjust the pH levels as well as the water hardness. Use pool shock until the dark green water turns blue-grey. Make sure the filter is running throughout until the water becomes clear. Use a clarifier and flocculant to coagulate and drop particles to the bottom of the pool.
Use a pool skimmer to remove large debris from the pool's water. This will help prevent the pool filter from clogging. Skim any floating items from the top of the water surface. Then stir up the water and skim as much of the leaves and other larger debris as you can from the bottom of the pool.
Since brown algae is extremely chlorine-resistant, several other chemicals such as shock and an algaecide specifically designed for mustard algae will help get rid of the infestation. This will often result in cloudy pool water, so use clarifier to correct this problem.
Getting Rid of Brown Algae in a Swimming Pool. A swimming pool with a buildup of algae on the walls or floating on the pool surface is unsightly and unsafe for swimming. Here are the essential steps to take for getting rid of algae in your pool and to restore your pool's water.
Shock the pool with chlorine and then add an algaecide made for swimming pools. Make sure the algaecide does not contain copper. Wait overnight for the algaecide to work, and then vacuum and backwash the filter. Continue this process each day until your pool is clean and the water is clear.
Chlorine effectively kills a large variety of microbial waterborne pathogens, including those that can cause typhoid fever, dysentery, cholera and Legionnaires' disease. Chlorine is widely credited with virtually eliminating outbreaks of waterborne disease in the United States and other developed countries.
Attach the hose to the submersible pump and lower it into the deepest section of the pool. Plug the pump into the pool's GFCI outlet (again, do not use extension cords). You should hear the pump running. Check the hose to make sure the water's draining properly.
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.