Today:
Intex above-ground 16' diameter circle near 4 ft high with water, total expected volume 6000 gallons, Hayward sand filter, sodium hydroxide
Evening 7 pm
Chlorine 1, all others Acceptable
FC 1
PH 7.8
TA 120
TH 200
CYA 100
HTH strip, numbers from HTH app
Added 3 cups Pro-Clor Pool Shock...