
Custom Walkthrough & On-Site Water Testing in Modesto, CA
Wondering what's in your tap water? We'll come to your home in the Modesto area, test it and show you exactly what's in it.
Hard water usually isn't a health risk, but it builds scale in your pipes and fixtures and wears out water heaters, dishwashers and other appliances sooner. Testing first tells us exactly what's in your water, so you don't pay for equipment you don't need or end up with a filter too small to fix the problem.
What happens at the walkthrough
Here's what the visit looks like:
We hear what's going on
First, we ask what you notice day to day: a chlorine taste, spots on your glasses, a smell, or scale building up.We check any system you have
If you already have a softener or filter, we check that it's working and tell you if it needs service.We test your water
We take water right from your tap and test it for:- Hardness (the calcium and magnesium that cause scale)
- Total dissolved solids (TDS)
- Chlorine
- pH
- Sediment and clarity
We look at your plumbing and water use
We check your water pressure, your main plumbing and how much water your household uses, so any system we suggest fits your home.We give you a straight answer
We go over every reading with you and give you an honest recommendation for your home, with no pressure.

Good to know
- About 30 minutes at your kitchen table, or longer if you have more questions
- 100% free, with no obligation to buy anything
- A written recommendation sized to your home
- A chance to test Pure & Gentle soaps yourself
- Appointments 7 days a week, 8am – 8pm
- Done by a team that has worked in thousands of homes
Schedule your free test
Pick what works for you and we'll confirm by phone or text.
Testing for businesses
For businesses like coffee shops and restaurants in Modesto, your water affects how your drinks and food taste and how long your equipment lasts. We test your water and look at your busiest equipment, then size a system that protects your ice machines, boilers and espresso machines.
Book your free water test
Know what's in your water before you buy anything. Call, text or book online to set up your free walkthrough and water test in Modesto.
Why test your water?
Short videos from the Environmental Working Group (EWG), a nonprofit that tracks drinking water across the U.S. You can also look up your own city's water in EWG's Tap Water Database.
EWG's Tap Water Standards
Why water can meet legal limits and still raise questions, and how EWG sets its own health guidelines.
Video: Environmental Working Group (EWG)The EPA's crackdown on PFAS in water
What the EPA's drinking water limits on PFAS "forever chemicals" mean for your tap water.
Video: Environmental Working Group (EWG)Videos are from EWG's YouTube channel. RMZ Elite Water Solutions isn't affiliated with EWG.
