City water profile
Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Buckeye, Arizona.
Median indexed hardness
243PPM
5 indexed ZIPs
Range 243–243 PPM
City summary
Buckeye has 5 published ZIP profiles across Maricopa County. The indexed median is 243 PPM, compared with 241 PPM across Arizona.
Among the 133 Arizonacities with an indexed median, Buckeye ranks #88from highest to lowest. Across all 285 state ZIP profiles, available estimates run from 66.4to 1250 PPM.
The 243–243 PPM range shows how much the available ZIP estimates vary within the city label.
Hardness distribution
5 of 5 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.
Evidence quality
Confidence labels
Observation window: Feb 28, 2018 to Dec 18, 2024.
ZIP directory
Open a ZIP for site-level provenance and measurements.
ZIP code
243 PPM
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ZIP code
243 PPM
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ZIP code
243 PPM
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ZIP code
243 PPM
View full ZIP evidence →
ZIP code
243 PPM
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Public water systems
PWSID AZ0407078
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407765
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407526
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407089
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407555
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407019
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407069
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407195
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407773
The system names this served city; Census place overlap links the city to this ZCTA.
PWSID AZ0407343
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 |
|---|---|---|---|
| Revised Total Coliform Rule | AZ0407555 | Mar 1, 2026 | Archived |
| Lead and Copper Rule | AZ0407555 | Jan 1, 2026 | Unaddressed |
| Lead and Copper Rule | AZ0407019 | Jan 1, 2026 | Unaddressed |
| Revised Total Coliform Rule | AZ0407019 | Jan 1, 2026 | Archived |
| Lead and Copper Rule | AZ0407114 | Jan 1, 2026 | Unaddressed |
| Arsenic | AZ0407633 | Jan 1, 2026 | Archived |
| E. COLI | AZ0407019 | Dec 16, 2025 | Resolved |
| Revised Total Coliform Rule | AZ0407019 | Dec 1, 2025 | Resolved · health-based |
| Revised Total Coliform Rule | AZ0407019 | Dec 1, 2025 | Resolved |
| Public Notice | AZ0407019 | Dec 1, 2025 | Resolved |
Practical next steps
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Questions people ask
The indexed city median is 243 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.