Neighborhood Report
Grade B
Whittier, CA Neighborhood Water Quality — Clean Compliance
11 ZIP codes · 0 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-04
Water quality varies significantly across Whittier, CA. We analyzed 11 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade B (83/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 11 | 100% |
| C | 0 | 0% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Whittier ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 90601 | 83 | B | 0 | 0.0015 mg/L |
| 2 | 90602 | 83 | B | 0 | 0.0015 mg/L |
| 3 | 90603 | 83 | B | 0 | 0.0015 mg/L |
| 4 | 90604 | 83 | B | 0 | 0.0015 mg/L |
| 5 | 90605 | 83 | B | 0 | 0.0015 mg/L |
| 6 | 90606 | 83 | B | 0 | 0.0015 mg/L |
| 7 | 90607 | 83 | B | 0 | 0.0015 mg/L |
| 8 | 90608 | 83 | B | 0 | 0.0015 mg/L |
| 9 | 90609 | 83 | B | 0 | 0.0015 mg/L |
| 10 | 90610 | 83 | B | 0 | 0.0015 mg/L |
| 11 | 90612 | 83 | B | 0 | 0.0015 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 11 neighborhoods score better than county average
- 0 neighborhoods score worse than county average
Frequently Asked Questions
What is the safest neighborhood in Whittier?
ZIP code 90601 has the highest safety score in Whittier at 83/100 (grade B). Check the full report for details.
Is Whittier water safe to drink?
Whittier has an average water safety score of 83/100 (B). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.
Related Pages
Data Sources
- EPA SDWIS
- U.S. Census Bureau
Updated daily.