pool chemistry Archives - Chlorine Corner

Why Your pH Will Not Stay Put and the Alkalinity Fix

Nadia Caldwell · July 1, 2026

Why Your pH Will Not Stay Put and the Alkalinity Fix

Two competing pieces of advice circulate constantly around pool decks and online forums, and they directly contradict each other. One says “pH drops naturally over time, so you shouldn’t add acid unless it gets above 8.0.” The other insists “high alkalinity causes everything, lower it first and pH will follow.” One of these is wrong … Read more

Why Pool Test Strips Miss the Real Problem: Combined Chlorine and Chloramines Explained

Nadia Caldwell · June 24, 2026

During my years overseeing water chemistry across resort pools, municipal facilities, and HOA complexes throughout the Southwest, one pattern emerged without fail: the instant a pool operator pulls out a test strip and squints at its color chart is precisely when the chemistry management process starts deteriorating. What I use on my pool: Catches chloramine … Read more