How to get rid of green algae in a pool.
Cleaning dark green swimming pool.
If it s not too green then double shocking by adding 2 pounds of chlorine per 10k gallons of water for each shock will sanitize the water.
The basic premise is to determine what level of shock you would need to kill all the algae and then maintain this level until the pool is completely clear again.
To get rid of green water from a pool start by using a chemical test kit to test the chlorine and ph levels.
You don t even want to think about a child falling into the murky water and not able to be seen.
Green water or any color other than pristine clear is a dangerous situation waiting to happen.
Always shock your pool at night.
If you have a case of a green swimming pool on your hands the first thing that should come to your mind is to get rid of the primary cause of the green color the algae.
For the best results use a shock that contains at least 70 available chlorine and shock the pool twice.
The only way to clean a green pool fast is to kill the algae that have bloomed in the water.
The green water is probably algae which is unhealthy.
When your pool s sanitizer and chlorine levels fall below optimal levels or the chlorine becomes entangled with other chemicals in your pool you open the door to your tiny green nemesis.
If your pool is dark green bordering on a blackish color it may be more effective to drain the pool completely and acid wash the surface.
For a medium green pool a 3 pound per 10k gallons of water and 4 pounds for sanitizing a blackish green pool is apt.
The primary cause of a green pool is dirt characterised chiefly by algae infestation.
This can be done by shocking your pool with high levels of chlorine.
Even if you normally use non chlorine shock you must use chlorine shock to kill algae.
Method shock level and maintain.
Clean the filter often during this process.
There will definitely not be any swimming enjoyment while the water is green.
The sanitizer makes your pool inhospitable to algae and kills it.
Next clear any floating debris and scrub the sides and bottom of the pool with a pool brush.
Rob at dengarden says if you can see at least six to eight inches below the surface of the water most likely the pool can be treated chemically.
If the pool has been shocked and is no longer green but turns green again after a day or two check the water chemistry and pay particular attention to phosphates in the water.
Bring out your pool vacuum cleaner and set it to work.
Pool shock contains a high level of chlorine that will kill the algae and sanitize the pool.