Quote Originally Posted by ivyleager
My CYA was 100ppm at the end of last season, and is still @ 100ppm. I haven't lost any. Been using bleach exclusively since last year. I am considering deliberate algae mess at end of this season to see if that will degrade any CYA.

CaryB
Go 'Canes!!!

Instead of a deliberate algae mess, why don't you just do a partial drain? If you drain half the water, that would put your cya down to about 50 which would be a good level.