McDonald Filtration · Houston-Area Water Assay
What's actually in your tap water?
Enter your ZIP for a read on your water. City of Houston results use the city's own 2024 report; Katy and surrounding suburbs get area context plus a direct link to your utility's report.
Water Assay ConsoleHouston metro
Covers Houston, Katy, Cypress, Spring, Sugar Land, Pearland, Missouri City & more.
That doesn't look like a 5-digit ZIP. Try one like 77027.
Locating your water system…
Cross-referencing ZIP with area utilities
—
—
2024 report data
Every one of these is reducible.
McDonald Filtration's whole-house system runs all your water through eight filters — targeting chlorine, chloramine, hardness-driven scale, sediment and more — before it reaches a single tap.
Got it — we'll follow up with a recommendation for your area's water.