Water Chemistry
Naples Pool Chemistry: The Numbers That Matter
Published 2025-02-15
Common target ranges: free chlorine 2–4 ppm, pH 7.2–7.6, total alkalinity 80–120 ppm, calcium hardness 200–400 ppm, cyanuric acid 30–50 ppm. Follow test-kit and product instructions.
Test more frequently during hot months and after storms.
Keeping the basics in range makes most other pool problems easier to solve.
General information only — not a substitute for a professional diagnosis. For a reliable answer on your pool, connect with a local pool repair professional.