Kennewick, WA Home Safety by Neighborhood - Water Issues Recorded
3 ZIP codes · 49 EPA violations
Data source: ZipCheckup Home Safety Score registry; EPA SDWIS; EPA radon; EPA AirNow
ZipCheckup compares 3 ZIP codes across Kennewick, WA. The area averages a grade C (64/100); 3 ZIP codes carry recorded EPA violations.
Home-safety conditions vary across Kennewick, WA. We compared 3 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 (64/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 0 | 0% |
| C | 3 | 100% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Kennewick ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 99336 | 66 | C | 2 | No data |
| 2 | 99337 | 64 | C | 8 | 0.0006 mg/L |
| 3 | 99338 | 61 | C | 39 | 0.0028 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 0 neighborhoods score better than county average
- 3 neighborhoods score worse than county average
EPA Violations
- 49 total violations across Kennewick
- 8 health-based violations
- 3 of 3 directly mapped ZIP records have violations
- 0 of 3 ZIP records with known lead status exceed the EPA action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Haloacetic Acids (HAA5) | 7 | 3 |
| Total Trihalomethanes (TTHM) | 6 | 3 |
| Lead | 4 | 1 |
| Contaminant 2005 | 2 | 1 |
| Contaminant 2010 | 2 | 1 |
Frequently Asked Questions
What is the safest neighborhood in Kennewick?
ZIP code 99336 has the highest safety score in Kennewick at 66/100 (grade C). Check the full report for details.
Is Kennewick water safe to drink?
The Home Safety Score is not a drinking-water grade. Across 3 directly mapped ZIP records, 49 EPA violations are recorded; 0 of 3 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.