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    High pH and Low Total Alkalinity

    My current pool chemistry: pH 8.2 TA 60 FC 2 CYA 40 CH 330 Water temp 82 degrees Significant aeration due to spa waterfall I only use liquid chlorine I continue to add muriatic acid to bring the pH down but after a day at pH of 7.6-7.8 it climbs up to 8.0-8.2 despite a TA at the lowest limit...