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Learn about your water

Plain-language guides to hard water, water softeners, reverse osmosis care, and well water testing, with EPA, USGS, CDC, and WQA sources.

Hard Water Basics: What It Is and Why It Matters

What hard water is, how it is measured, and why it causes scale, spots, and soap scum. Sourced from USGS and WQA.

How Water Softeners Work

How ion exchange water softeners remove hardness, what regeneration is, and how to keep yours running. Sourced from WQA and USGS.

Reverse Osmosis Maintenance: A Simple Owner’s Guide

How a home RO system works and the maintenance it needs: prefilters, membrane, postfilter, and tank. Sourced from WQA.

Well Water Testing: What to Test and When

Private well owners are responsible for their own water. What to test for each year, when to test again, and how to find a certified lab. Sourced from CDC and EPA.

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