Westchester County, New Jersey — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Westchester County, NJ?
In Westchester County, New Jersey, public U.S. EPA records track 1 regulated facilities (#73 of 73 in New Jersey), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water NPDES permits, 6 FEMA Federal Disaster Declarations (4 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Westchester County, NJ 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Westchester County, NJ Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Westchester County
ZIP Codes in Westchester County
Top EPA Regulated Facilities in Westchester County, NJ
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 |
|---|---|---|---|---|
| NORTHERN WESTCHESTER 103-105-TREATMENT SYSTEM FREE PREVIEW (LOW RISK) | REAL ESTATE MANAGEMENT SERVICES, PARSIPPANY, NJ 07054 | LOW (9/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Westchester County, New Jersey Environmental Due Diligence
How many EPA-regulated environmental sites are in Westchester County, New Jersey?
Public U.S. EPA records track 1 regulated facilities in Westchester County, New Jersey (ranking #73 of 73 jurisdictions in NJ). Of those, 0 (0.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 0 (0.0%) have active non-compliance quarters.
Which ZIP codes and cities in Westchester County have the highest regulated facility density?
Within Westchester County, the highest concentrations of EPA-tracked facilities are located in local postal sectors, spanning municipal corridors including Westchester.
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Westchester County?
Across Westchester County, 0 facilities (0.0% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for Westchester County, NJ?
Geologic indoor air screening places Westchester County in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Counties in EPA Radon Zone 2 have a predicted average indoor radon level between 2.0 and 4.0 pCi/L. Testing basement or ground-floor living areas is recommended during home inspection.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Westchester County, NJ?
Federal records track 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water dischargers in Westchester County, alongside 6 historical FEMA federal disaster declarations (4 flood/storm events).
Does Westchester County, NJ have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Westchester County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated High. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.