Clear Water Lab
Tap Water Quickstart: What to Check Before Buying a Filter
A calm first pass through source water, reports, testing, certified filter claims, installation fit, and maintenance …
Water Testing
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Clear Water Lab
City Water vs Well Water: Why the Starting Point Changes Everything
A plain-language guide to the responsibility split between public water systems and private wells, and why testing plans …
Clear Water Lab
TDS Meter Readings: What the Number Can and Cannot Tell You
How to use a total dissolved solids meter as a narrow water clue without mistaking one number for a contaminant test, …
Clear Water Lab
Tap Water pH: Taste, Corrosion, Scale, and Testing Without Guesswork
How to interpret tap water pH as one part of a larger water chemistry and plumbing picture, from taste and scale to …
Clear Water Lab
Rainwater and Cistern Water Basics: Collection, Storage, Testing, and Treatment
How to think about rain barrels, cisterns, tanks, roof runoff, storage, and household use without treating collected …
Clear Water Lab
Lead in Drinking Water: Pipes, Fixtures, Testing, and Filters
How lead can enter tap water through plumbing, why testing matters, and how to verify certified reduction claims without …