When chlorine levels drop below 1 ppm it can cause algae to grow in the pool turning the pool water green.
Green swimming pool water.
Algae growth turns a pool green and algae grows when pool water lacks chlorine.
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.
No not maybe it is.
But never again will you feel defeated by algae now that you have the upper hand.
If the pool turned green immediately after shocking the pool then there is an imbalance with other chemicals or something else has been added to the water that should not have.
Causes and remedies of green swimming pool water.
For normal use your pool s ph should be between 7 4 and 7 6.
Opening your cover to a green pool may be disappointing.
The simple but annoying reason for a green pool is usually due to the lack of sufficient water testing and sanitizer.
A pool s free chlorine level should be between two and four parts per million.
If a chlorine test such as poolmastersmart test 4 way swimming pool and spa water chemistry test strips reveals a lower number add more chlorine to the pool water until it s in.
If the pool has been brushed and shocked it will take a few days to filter out the green and for water clarity to improve.
Test your swimming pool water.
No more green pool.
Any change in color means the pool water needs clearing.
For shocking it should be between 7 2 and 7 6.
Ideally swimming pools are meant to be crystal clear and ready for a refreshing swim any time of the day or night but bodies of non moving water.
Use a chemical test kit to test the chlorine and ph levels and determine the extent of the problem.
Unless the water has a sufficient level of free chlorine algae will grow and make your pool green and cloudy.
A clean swimming pool will have fresh water in it and the color will always be blue.