Clear, honest answers about your water
SoftWaterHQ is an independent resource that helps American homeowners understand their water and choose the right treatment for it. Hard water, chlorine taste, rusty stains, well water worries: we explain what is going on and what actually fixes it, in plain English.
Shopping for a water softener or filter is confusing. Product pages are full of marketing claims, sizing charts assume you already know your grains per gallon, and many “reviews” are written to sell, not to inform. We built SoftWaterHQ to be the site we wished existed: clear explanations first.
Guides for every water question
Water softener guides
How softeners work, salt-based vs. salt-free, sizing, installation and maintenance.
Water filtration guides
Reverse osmosis, whole-house filters, pitchers and faucet filters, and what each one removes.
Water quality basics
How to test your water, read your water quality report and understand the results.
Buying guides
Sizing charts, real cost data and how to compare quotes, with honest pros and cons.
How we research every guide
Start with real questions
We use keyword and search data to find what US homeowners actually ask about their water.
Go to primary sources
Facts, limits and health information come from government agencies and standards bodies, not product pages.
Check costs against data
Price ranges come from published cost guides and are labeled with their source and date.
Explain the trade-offs
We cover the downsides of every option, including the ones that are more profitable for the industry.
Cite our sources
Each guide lists the sources it relies on at the bottom of the page, so you can check them yourself.
Review before publishing
Numbers, standards and dates are checked against the sources before an article goes live.
Where our facts come from
We also use independent research, such as university studies on water softener alternatives, and published cost data.
We build our own data tools
Where good data is hard to find, we compile it ourselves. Our US hard water map and ZIP code lookup bring together utility-reported hardness for all 50 states, 16,000+ cities and about 40,000 ZIP codes, with the method and data source explained.
Editorial independence
No paid rankings
Brands cannot pay to be featured, ranked or reviewed.
No affiliate links
At this time we earn nothing when you buy a product.
Ads kept separate
The site may show advertising, but advertisers never influence what we write.
Kept up to date
Every guide shows a last-updated date. Guides last updated: November 8, 2026.
A note on advice: our content is for general information. For serious water contamination, health concerns or complex plumbing, please consult a certified water treatment professional, a licensed plumber or your local health department. Found an error? Tell us and we will check and correct it. Read our full Editorial Policy.