Graham County, Arizona
8 ZIP codes · Avg score 58/100 · Grade C · Updated 2026-06-03
Within Graham County, safety data across 8 ZIP codes suggests a fair but uneven system — violations are present and worth checking at the ZIP level.
How Graham County Compares
How Graham County Compares
Graham County scores 6 points below the Arizona state average (64/100) and 10 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Graham County, Arizona
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.8 (asthma 11.2%, diabetes 11.4%)
Estimated additional annual cost per homeowner: $839, driven primarily by flood
Infrastructure: 0.344% avg pipe failure probability, 25% of ZIPs at high risk
50% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
→ Stable trendEPA violation counts by year across Graham County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 14 violations. Past 5 years: 30 total (30 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $839
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
12,909 housing units in Graham County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Graham County
Remediation costs are relatively manageable for most homeowners in Graham County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Graham County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Graham County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | EDEN WATER COMPANY INC | 400 | 227 |
| 2 | City of Safford | 20,600 | 190 |
| 3 | Usdj Fbp Fed Corr Inst Safford | 949 | 190 |
| 4 | Adoc Aspc Fort Grant | 800 | 190 |
| 5 | GRAHAM COUNTY UTILITIES - PIMA | 3,799 | 132 |
7 total water systems serve Graham County.
All ZIP Codes in Graham County
8 ZIP codes tracked in Graham County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 85546 | Safford | 68 | C | 95 (4 health) | $193K |
| 2 | 85548 | Safford | 68 | C | 95 (4 health) | — |
| 3 | 85552 | Thatcher | 63 | C | 0 | $280K |
| 4 | 85543 | Pima | 54 | D | 37 (4 health) | $247K |
| 5 | 85530 | Bylas | 53 | D | 0 | $37K |
| 6 | 85531 | Central | 53 | D | 0 | $423K |
| 7 | 85536 | Fort Thomas | 53 | D | 0 | $153K |
| 8 | 85551 | Solomon | 53 | D | 0 | — |
Recommended Buyer Guides for Graham County
Independent picks. EPA-grounded. Matched here.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 50% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Graham County, Arizona
Overview
Graham County in Arizona covers 8 ZIP codes with an average Home Safety Score of C (58/100).
3 of 8 ZIP codes have recorded EPA violations. 12 health-based violations have been documented.
← Back to Arizona water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.