This evenings readings:
Temp: 87F
FC: 17
CC: 1
pH: not quite 7.8, but not 7.2
TA: 160
CYA: 40
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I added two jugs (128oz p/jug) of 8.25% bleach yesterday at 11:06AM. Based on pool math, it should have taken my FC to approx 28-29ppm of FC, yet in a day and half it has dropped to...