Public utility report
Scottsdale Water
View the utility's own report (CCR) ↗This page shows information reported for the water system as a whole — not a test from any individual tap. Service lines, building plumbing and timing can affect water in a specific home.
What the reported data shows
Water source
Utility-provided
Surface water (primary source per EPA SDWIS), with groundwater
Total hardness
Utility-provided
13 – 17 by zone (215 – 290 ppm) grains/gallon
What this page can't tell you
- What is in the water at any individual tap
- Whether a specific home's plumbing or service line affects its water
- Any concentration or condition not covered by the reported data
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Sources and methodology
Total hardness — Scottsdale Water · 2025 Annual Water Quality Report · retrieved July 17, 2026 · reviewed July 17, 2026
· source ↗
Varies by zone: south of Indian School Rd 13-15 gpg; north 13-17 gpg. Source PDF archived: data/sources/scottsdale-wqr-2025.pdf