Norwalk, California — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Norwalk, CA?
Public U.S. EPA records track 1,095 regulated facilities in Norwalk, California (Los Angeles County), including 0 High-Risk sites (0.0%) and 2 active violators. In addition to industrial waste, Norwalk properties are screened for Tap Water & Watershed Permits (65 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 12 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Norwalk, CA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Norwalk, CA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)ZIP Codes in Norwalk, CA
Highest-Scored EPA Regulated Facilities in Norwalk, CA
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| Facility Name / Hazard Type | Sector Location (Street Redacted) | Risk Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (38/100) | Resolved / Historical Non-Compliance (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (38/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • NORWALK, CA (ZIP 90650 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| PETERSEN MOLDING CORPORATION FREE PREVIEW (LOW RISK) | 11820 ALGARDI ST, NORWALK, CA 90650 | LOW (23/100) | No Violation Identified (0 qtrs NC) | $0 |
| NORWALK COURTHOUSE, 19-AK1- JCC FREE PREVIEW (LOW RISK) | 12720 NORWALK BOULEVARD, NORWALK, CA 90650 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| TECNO ENGINEERING INC FREE PREVIEW (LOW RISK) | 13528 PUMICE ST, NORWALK, CA 90650 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| PORTO BELLA APARTMENTS FREE PREVIEW (LOW RISK) | 10853 FIRESTONE BLVD, NORWALK, CA 90650 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Norwalk, California Environmental Risk & Radon
How many EPA-regulated facilities are in Norwalk, CA?
U.S. EPA records track 1,095 regulated facilities in Norwalk, California, including 0 high-risk sites (0.0%), 2 active violators (0.2%), and 1,034 RCRA hazardous waste handlers (94.4%).
Which ZIP codes in Norwalk, CA have the most EPA-tracked sites?
Within Norwalk, regulated facilities are primarily concentrated across ZIP 90650 (1,086 sites), ZIP 90655 (1 sites), ZIP 90651 (1 sites).
How can I check a specific house or commercial property in Norwalk, CA?
Enter the exact street address in Norwalk into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.
Is tap water safe in Norwalk, CA and how many EPA water permits exist?
In Norwalk, CA, federal registries track 1 Safe Drinking Water (SDWIS) facilities, 64 Clean Water Act NPDES permits, and 57 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Norwalk, CA?
USDA regional soil screening for Norwalk indicates a LOW shrink-swell foundation signal, and Los Angeles County has recorded 12 federal FEMA disaster declarations (5 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.