Neighborhood Report
Grade D
Valencia, CA Neighborhood Water Quality — Grade D
3 ZIP codes · 63 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-03
Water quality varies significantly across Valencia, CA. We analyzed 3 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade D (43/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 0 | 0% |
| C | 0 | 0% |
| D | 2 | 67% |
| F | 1 | 33% |
Neighborhood Rankings
Every ZIP code in Valencia ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 91354 | 47 | D | 21 | 0.0096 mg/L |
| 2 | 91355 | 47 | D | 21 | 0.0096 mg/L |
| 3 | 91385 | 35 | F | 21 | 0.0096 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
- 63 total violations across Valencia
- 57 health-based violations
- 3 of 3 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Barium | 54 | 3 |
| Stage 2 DBP Rule | 6 | 3 |
| Stage 1 DBP Rule | 3 | 3 |
Frequently Asked Questions
What is the safest neighborhood in Valencia?
ZIP code 91354 has the highest safety score in Valencia at 47/100 (grade D). Check the full report for details.
Is Valencia water safe to drink?
Valencia has an average water safety score of 43/100 (D). 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.