Hii,
My pool is turning green for the first time, will someone please help me?
I just check the water:
FC = 7
CC = 0
TC = 7
CH = 850 (I live in Tucson, AZ where there is A LOT of calcium in the water)
TA = 220
CYA = Over 100, I estimate 170 to 190 (I am told that the Tucson water contributes...