Editorial authority · evidence in context
Water intelligence, explained.
Research, explainers, and practical guides that connect public water evidence to the questions households actually ask.
Every article separates published evidence, interpretation, and what the record cannot establish.
Latest publication 2026-09-22
Explore the journal
Treatment Guides
Do You Need a Water Softener? Reading Hardness and Options
Hard water is a comfort and plumbing issue, not a health one. Here's how to read your hardness number and decide whether a softener is actually worth it.
Read the analysisTreatment Guides
How to Test Your Tap Water at Home
Your utility's record describes the water it delivers — not the water at your tap. Here's how to test your own address, what to test for, and how to read the result.
Read articleTreatment Guides
Hard Water Explained: What the Grains Mean and When to Soften
Hard water is a plumbing and comfort issue, not a health one. Here is how to read hardness and decide whether a softener is worth it.
Read articleTreatment Guides
Choosing a Water Filter by Contaminant: PFAS, Lead & More
The right filter depends entirely on what you are trying to remove. Match the technology to your actual finding, not to marketing.
Read articleEditorial work stays connected to the record.
Journal analysis adds context; it does not replace a water-system report, source document, ranking methodology, or certified household test.