Notes from the deep end

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

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Water Chemistry · Archive date: · 3 min read

How to Check Phosphate Level in a Pool

Use a phosphate test kit or a pool store water test to check phosphates in your pool. Take a clean sample, follow the label, and confirm unclear results.

Written for PoolSkimmer on Oct 24, 2026; assigned an earlier archive date, not published on that date.