Pool Chemistry and Maintenance From a Backyard Pool Owner
Nadia Caldwell · September 2, 2026
I’ve been around pools across the Southwest for years, and I can tell you exactly which chemical problem makes pool owners want to pull their hair out: you test the pH, it reads low at 6.8, you add pH increaser, it climbs to 7.6, and two days later—boom—it’s back down at 7.0 again. So you … Read more
Nadia Caldwell · July 11, 2026
A neighbour called me in a full panic last summer. Her 25,000-gallon pool had turned into something resembling swamp water between sunset and sunrise, and the family was expecting people over at noon. I asked three straightforward diagnostic questions, pinpointed the issue in under 120 seconds, and walked her through a complete fix that same … Read more
Nadia Caldwell · June 27, 2026
Over fifteen-plus years of chasing pool chemistry around the Southwest — the distress call that lands most often in my inbox follows the same script: “Nadia, I shocked the pool last night the way I always do, and by morning the entire floor and walls are covered in these awful brown and green stains. I’ve … Read more
Nadia Caldwell · June 22, 2026
The waterline sits where it always has — except it doesn’t. You notice it while testing pH near the skimmer, or maybe you catch it when you’re adjusting the chlorinator. The mark on the tile, the one you’d swear was higher last week, keeps creeping downward. In all my years chasing water chemistry around Arizona … Read more