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.
Green swimming pool water treatment.
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.
When chlorine levels drop below 1 ppm it can cause algae to grow in the pool turning the pool water green.
For shocking it should be between 7 2 and 7 6.
Causes and remedies of green swimming pool water.
For normal use your pool s ph should be between 7 4 and 7 6.
Test your swimming pool water.
Without much use over the winter months your swimming pool s water may have turned green.
Step by step instructions.
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.
When you have green water in your swimming pool or even black and very very dirty you may be at a loss to know what to do.
Continue to step by step instructions.
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.