Neighborhood Report
Grade C
Simi Valley, CA Neighborhood Water Quality — Grade C
6 ZIP codes · 18 EPA violations
Data source: EPA SDWIS Last verified: 2026-06-03
Water quality varies significantly across Simi Valley, CA. We analyzed 6 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.
City Overview: Grade C (61/100)
| Grade | Neighborhoods | % |
|---|---|---|
| A | 0 | 0% |
| B | 0 | 0% |
| C | 6 | 100% |
| D | 0 | 0% |
| F | 0 | 0% |
Neighborhood Rankings
Every ZIP code in Simi Valley ranked by Home Safety Score:
| Rank | ZIP Code | Score | Grade | Violations | Lead Risk |
|---|---|---|---|---|---|
| 1 | 93062 | 62 | C | 3 | 0.0012 mg/L |
| 2 | 93093 | 62 | C | 3 | 0.0012 mg/L |
| 3 | 93094 | 62 | C | 3 | 0.0012 mg/L |
| 4 | 93099 | 62 | C | 3 | 0.0012 mg/L |
| 5 | 93063 | 61 | C | 3 | 0.0012 mg/L |
| 6 | 93065 | 56 | C | 3 | 0.0012 mg/L |
How Neighborhoods Compare
Each ZIP code compared to county and state averages:
- 5 neighborhoods score better than county average
- 1 neighborhoods score worse than county average
EPA Violations
- 18 total violations across Simi Valley
- 0 health-based violations
- 6 of 6 ZIP codes have violations
- 0 ZIP codes exceed EPA lead action level
Top Contaminants
| Contaminant | Violations | ZIPs |
|---|---|---|
| Lead | 6 | 6 |
| Surface Water Treatment Rule | 6 | 6 |
| Consumer Confidence Report Rule | 6 | 6 |
Frequently Asked Questions
What is the safest neighborhood in Simi Valley?
ZIP code 93062 has the highest safety score in Simi Valley at 62/100 (grade C). Check the full report for details.
Is Simi Valley water safe to drink?
Simi Valley has an average water safety score of 61/100 (C). 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.