City water profile
Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Red Rock, Arizona.
Median indexed hardness
743PPM
2 indexed ZIPs
Range 236–1250 PPM
City summary
Red Rock has 2 published ZIP profiles across Pinal County and Apache County. The indexed median is 743 PPM, compared with 241 PPM across Arizona.
Among the 133 Arizonacities with an indexed median, Red Rock ranks #1from highest to lowest. Across all 285 state ZIP profiles, available estimates run from 66.4to 1250 PPM.
The 236–1250 PPM range shows how much the available ZIP estimates vary within the city label.
Hardness distribution
2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.
Evidence quality
Confidence labels
Observation window: Jan 11, 2016 to Sep 19, 2025.
ZIP directory
Open a ZIP for site-level provenance and measurements.
Public water systems
PWSID AZ0411160
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0411547
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0411090
The system names this served city; Census place overlap links the city to this ZCTA.
Compliance history
No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.
| Record | System | Period | Status |
|---|---|---|---|
| Public Notice | AZ0411090 | Nov 16, 2025 | Unaddressed |
| Lead and Copper Rule | AZ0411547 | Jul 29, 2025 | Resolved |
| Public Notice | AZ0411090 | Jul 25, 2025 | Resolved |
| LEAD AND COPPER RULE REVISIONS | AZ0411090 | Jul 2, 2025 | Unaddressed |
| Lead and Copper Rule | AZ0411547 | Jul 1, 2025 | Resolved |
| Lead and Copper Rule | AZ0411547 | Jan 1, 2025 | Unaddressed |
| Public Notice | AZ0411547 | Dec 20, 2024 | Resolved |
| Revised Total Coliform Rule | AZ0411090 | Nov 1, 2024 | Resolved |
| LEAD AND COPPER RULE REVISIONS | AZ0411547 | Oct 17, 2024 | Resolved · health-based |
| LEAD AND COPPER RULE REVISIONS | AZ0411547 | Oct 17, 2024 | Resolved |
Practical next steps
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Questions people ask
The indexed city median is 743 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.
Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.
Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.