San Tan Valley, AZ Home Safety by Neighborhood - Water Issues Recorded
2 ZIP codes · 67 EPA violations
Data source: ZipCheckup Home Safety Score registry; EPA SDWIS; EPA radon; EPA AirNow
ZipCheckup compares 2 ZIP codes across San Tan Valley, AZ. The area averages a grade C (65/100); 2 ZIP codes carry recorded EPA violations.
Home-safety conditions vary across San Tan Valley, AZ. We compared 2 ZIP codes using the current versioned Home Safety Score. Water compliance remains one component alongside PFAS screening, radon, and annual air quality.
City Overview: Grade C (65/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 0 | 0% |
| C | 2 | 100% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in San Tan Valley ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 85143 | 65 | C | 32 | No data |
| 2 | 85140 | 64 | C | 35 | No data |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 2 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
EPA Violations
- 67 total violations across San Tan Valley
- 0 health-based violations
- 2 of 2 directly mapped ZIP records have violations
- 0 of 2 ZIP records with known lead status exceed the EPA action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Lead | 14 | 2 |
| Revised Total Coliform Rule | 11 | 2 |
| PFOA | 2 | 2 |
| PFNA | 2 | 2 |
| Monochloroacetic Acid | 2 | 2 |
Frequently Asked Questions
What is the safest neighborhood in San Tan Valley?
ZIP code 85143 has the highest safety score in San Tan Valley at 65/100 (grade C). Check the full report for details.
Is San Tan Valley water safe to drink?
The Home Safety Score is not a drinking-water grade. Across 2 directly mapped ZIP records, 67 EPA violations are recorded; 0 of 2 records with known lead status exceed the action level. Check the specific ZIP and serving system before drawing a property-level conclusion.
Related Pages
Data Sources
- EPA SDWIS
- U.S. Census Bureau
Reporting periods vary by source; the page metadata identifies this materialization.