Notes from the deep end

Practical articles for pool owners on skimming, water testing and choosing the right equipment.

Clear filters

3 articles

Water Chemistry · Archive date: · 3 min read

How to Tell Whether Your Pool Water Needs Oxidation or Filtration

Cloudy water, odor, and debris point to different fixes. Learn when your pool needs filtration, oxidation, or both—and when to call a pro.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

Why Rain Changes Pool Chemistry So Fast

Rain can dilute chlorine, shift pH, and add debris fast. Learn what to check first after heavy rain and when to call a pool professional.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

How to Balance Pool Water After Adding Fresh Fill Water

Fresh fill water can shift pH, alkalinity, calcium hardness, and sanitizer demand. Follow a safe test order, adjust slowly, and know when to call a pro.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.