Well okay, finally had a chance to test our water this evening.
ph - 8.2
fc - 1.5
cc - 0
ch - 1375
ta - 220
cya - 70
salt - 3800
Based on the pool math, I need to drain approx 80% of my pool water to lower that ch. But if I'm just refilling with hose water, isn't that water going to be just...