Learn About Water Quality
In-depth guides on water quality, treatment options, and how to make the right decision for your home.
Hard Water and Hair
How hard water affects hair and the most effective treatments.
Hard Water and Skin
Hard water and skin health, eczema connection, and solutions.
How Hard Water Destroys Appliances and What It Costs
The dollar impact of hard water on water heaters, dishwashers, and plumbing.
PFAS and Pregnancy
PFAS in drinking water during pregnancy and how to reduce exposure.
Well Water vs. City Water
How private well water differs from municipal supply and what to test for.
How to Read Your Water Quality Report (CCR)
A guide to understanding your city's Consumer Confidence Report and what the numbers mean.
Water Softener Installation Cost
Real costs for water softener installation, maintenance, and ongoing expenses.
What Size Water Softener Do I Need? Sizing Calculator
How to calculate the right water softener grain capacity for your household.
Reverse Osmosis Water Filters
How RO systems work, when you need one, and what to look for.
Do Shower Filters Work? What They Remove and What They Don't
The truth about shower head filters for hard water, chlorine, and skin health.
How to Test Your Water at Home
Home water testing methods, what to test for, and how to interpret results.
Salt-Based vs. Salt-Free Water Softeners
The real differences between ion exchange softeners and TAC conditioners.
Chloramine vs. Chlorine in Tap Water
How chloramine disinfection differs from chlorine and why it matters for filtration.
Is Hard Water Safe for Pets?
How hard water affects dogs, cats, and other pets, and when to worry.
Hard Water and Laundry
How hard water affects washing machines and fabric, and what to do about it.
How to Remove Hard Water Stains from Glass, Tile, and Fixtures
Proven methods to remove white mineral deposits from shower doors, faucets, and tile.
Does Hard Water Affect Coffee and Tea Taste?
How water hardness changes the flavor of coffee and tea, and what baristas recommend.
Hard Water and Tankless Water Heaters
Why tankless water heaters are especially vulnerable to hard water damage and scale.
Hard Water Map of the United States
Where hard water is worst in the US. Regional breakdown by state and geology.
Water Hardness Conversion
Convert water hardness between PPM, GPG, mg/L, and mmol/L with explanation of each unit.
Best Water Filters for PFAS Removal
Which filter technologies remove PFAS and how to verify certification.
Lead in Water
How to identify, test for, and address lead contamination in older homes.
Nitrate in Drinking Water
Why nitrate matters, especially for infants, and how to reduce it.
Arsenic in Drinking Water
How arsenic enters well water and what removes it.
Disinfection Byproducts (THMs and HAAs)
How chlorine creates potentially harmful byproducts in tap water.
Fluoride in Drinking Water
The science on water fluoridation and options if you want to remove it.
Iron in Well Water
How to identify and treat iron contamination in your water.
Manganese in Drinking Water
How manganese affects water quality and when it becomes a health concern.
Rotten Egg Smell in Water
Why your water smells like sulfur and how to eliminate hydrogen sulfide.
Whole-House Water Filter Guide
How whole-house filtration works, when you need one, and what to look for.
Under-Sink Water Filters
Complete guide to point-of-use water filtration for drinking and cooking.
Water Softener Maintenance
How to maintain a water softener for maximum lifespan and performance.
Water Softener Salt
Which salt type is best for your water softener and why it matters.
Water Conditioner vs. Water Softener
Understanding the real difference between salt-free conditioners and salt-based softeners.
Sizing a Water Softener for Well Water
Special considerations for sizing softeners when you have iron, manganese, or tannins.
Do Magnetic Water Softeners Work? The Science Says No
The truth about magnetic and electronic water descalers.
Is Tap Water Safe to Drink in the US?
The real answer on US tap water safety, what the EPA does and does not regulate, and when to worry.
Water Quality During Pregnancy
What to test for, what to avoid, and how to protect yourself during pregnancy.
What Water Should I Use for Baby Formula?
Safe water for infant formula: what to avoid and what works.
How Water Quality Affects Cooking
Why the water you cook with matters and how to improve it.
Bottled Water vs. Tap Water
Comparing safety, quality, cost, and environmental impact.
Moving to a New City? Check the Water First
How to evaluate water quality before or after moving to a new home.
Where Does Your Tap Water Come From?
Understanding surface water vs. groundwater sources and why it matters for quality.
Are Water Softeners Bad for the Environment?
The environmental debate over water softeners: salt discharge, water waste, and alternatives.
Microplastics in Tap Water
What we know about microplastic contamination in drinking water.
Forever Chemicals (PFAS) Explained
What PFAS are, where they come from, and why they are called forever chemicals.
Water Quality Solutions for Renters
How to improve your water quality when you cannot install permanent systems.
Water Treatment for Vacation Homes and Seasonal Properties
Special considerations for homes that sit unused for weeks or months.
How to Read Water Softener Specifications
Understanding grain capacity, flow rate, salt efficiency, and warranty terms.
How Water Quality Affects Home Value
The hidden impact of hard water, PFAS, and lead on property values.
Best Water Quality Cities in the US (2025 Rankings)
Which US cities have the cleanest, softest, safest drinking water?
Worst Water Quality Cities in the US (2025)
Which cities have the hardest, most contaminated tap water?
Emergency Water Storage
Preparing a home water supply for emergencies and natural disasters.
Best Water Testing Labs
Certified labs for home water testing and what each test costs.
Complete Well Water Treatment System Guide
How to design a treatment system for private well water.
City Water vs. Well Water
The real estate implications of being on municipal water versus a private well.
Protecting Your Water Heater from Hard Water Damage
How to extend water heater life in hard water areas.
10 Signs You Need a Water Softener
How to tell if hard water is causing problems in your home.
Water Softener Myths Debunked
Common misconceptions about water softeners and the truth behind each.
Water Filter Certifications Explained
What NSF and ANSI certifications mean and which ones matter.
What Are Grains Per Gallon (GPG)? Water Hardness Explained
Understanding the GPG measurement used in water softener sizing.