On a weekly service route, total alkalinity (TA) is one of the most important — and most underappreciated — parameters you test. It does not act alone...

Target Range: 60-120 ppm Test Frequency: Weekly to monthly (once stable)

On a weekly service route, calcium hardness (CH) is often viewed as a long-term parameter, but it plays a direct role in surface protection, water bal...

Target Range: 200-400 ppm Typical Operating Range Test Frequency: Monthly

On a weekly service route, cyanuric acid (CYA) is one of the most important parameters you test because it directly controls how chlorine behaves in w...

Target Range: 30-50 ppm (outdoor pools) Test Frequency: Monthly

On a service route, total dissolved solids (TDS) is one of the least actionable parameters you can test. It is often included on reports, but in most ...

Target Range: No fixed limit; Historically ≤ 1,500 ppm above source water Test Frequency: Occasional / quarterly

Welcome to the latest edition of our popular “Can You Top This?” column, featuring the newest entry in the Service Industry News “Horror File.” This i...

Drowning injuries and fatalities are so commonplace that the stories could fill up whole newspapers. The CDC estimates that about 10 people die from d...