Neighborhood Report Grade C

Simi Valley, CA Home Safety by Neighborhood - Water Issues Recorded

6 ZIP codes · 3 EPA violations on record for mapped water systems

Data source: ZipCheckup Home Safety Score registry; EPA SDWIS; EPA radon; EPA AirNow

ZipCheckup compares 6 ZIP codes across Simi Valley, CA. The area averages a grade C (65/100); water systems associated with 2 ZIP codes have recorded EPA violations.

Home-safety conditions vary across Simi Valley, CA. We compared 6 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

Mapped ZIP codes in Simi Valley ranked by Home Safety Score:

Rank ZIP Code Score Grade Violations Lead Risk
1 93063 65 C 3 0.0080 mg/L
2 93065 65 C 3 No data
3 93062 — — — No data
4 93093 — — — No data
5 93094 — — — No data
6 93099 — — — 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

  • 3 total violations since 2021 across the water systems mapped to Simi Valley ZIP codes (each system counted once; includes small systems beyond the city utility)
  • 0 health-based violation records in the available EPA data
  • 2 of 2 directly mapped ZIP records are mapped to water systems with recorded violations
  • 0 of 2 ZIP records with known lead status are served by a system whose 90th-percentile lead result exceeded the EPA action level

Top Contaminants

Contaminant Violations ZIPs
Nitrate 2 2
Consumer Confidence Rule 2 2
Revised Total Coliform Rule 2 2

Frequently Asked Questions

Which ZIP code in Simi Valley has the highest home safety score?

ZIP code 93063 has the highest safety score among scored ZIP codes in Simi Valley at 65/100 (grade C). Check the full report for details.

Is Simi Valley water safe to drink?

The Home Safety Score is not a drinking-water grade. Across 2 directly mapped ZIP records, 3 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

Reporting periods vary by source; the page metadata identifies this materialization.

How to cite this page

APA ZipCheckup. (2026). Simi Valley, CA Home Safety by Neighborhood - Water Issues Recorded. https://zipcheckup.com/neighborhoods/ca/simi-valley/
BibTeX
@misc{zipcheckup-neighborhoods-ca-simi-valley,
  author = {{ZipCheckup}},
  title  = {{Simi Valley, CA Home Safety by Neighborhood - Water Issues Recorded}},
  year   = {2026},
  url    = {https://zipcheckup.com/neighborhoods/ca/simi-valley/}
}

Page version: October 2026.

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