Enter your ZIP code. We pull regional water hardness data and tell you exactly what you're dealing with — and whether you can keep cleaning with tap water or need to switch to distilled.
US zip codes only. Sources: USGS Water Hardness Survey 2023, EPA municipal CCR data.
You are in the band where tap-water cleaning leaves a visible film within minutes of drying. Wash with tap (the surfactant holds the minerals in suspension), but rinse with distilled. This is the single change that fixes 90% of "I cleaned it and it still looks bad" complaints in your region.