Every community around Austin draws from the same hard-water geology, but exact readings shift by source and zip code. Pick your city for local numbers, or reach out and we'll test your water directly.
Edwards Aquifer and Colorado River sourced, very hard water, chloramine-treated. Our home base.
View Austin data →Some of the hardest readings in the metro, seasonally testing near the top of the "very hard" range.
View Round Rock data →Northwest of Austin, drawing on the same limestone aquifer system with comparably hard water.
View Cedar Park data →We likely still serve your area — reach out and we'll confirm and schedule your free test.