I replaced 60% of my water to reduce cya in pool, which is another topic alone. Here is where I am now. I have been getting my water back in shape. I'm trying to get rid of algae. It WAS very green, I've been trying to get my pool to shock level to kill the algae. My numbers are
Yesterday it was
Seems each time I add more chlorine my ph goes up. Not sure what to do. My water is clear now, no green, just have what appears to be mustard algae on bottom of pool, looks like dust on bottom of pool, can sweep it and it goes away just to be back in the morning. I have been trying to get rid of it since last season, just didn't know to keep my chlorine up high enough to kill it until I found this site last season. I wanted to get a jump start on this season to get my pool in order for summer. We can usually swim in mid april to mid may at the earliest in mississippi. Any help as to what is going on would be appreciated.