Nassau, Delaware — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Nassau, DE?
Public U.S. EPA records track 1 regulated facilities in Nassau, Delaware (Chester County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Nassau properties are screened for Tap Water & Watershed Permits (1 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 2 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Nassau, DE 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Nassau, DE Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)ZIP Codes in Nassau, DE
Highest-Scored EPA Regulated Facilities in Nassau, DE
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 • NASSAU, DE (ZIP 19969 Sector) | MODERATE (21/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
Frequently Asked Questions — Nassau, Delaware Environmental Risk & Radon
How many EPA-regulated facilities are in Nassau, DE?
U.S. EPA records track 1 regulated facilities in Nassau, Delaware, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 0 RCRA hazardous waste handlers (0.0%).
Which ZIP codes in Nassau, DE have the most EPA-tracked sites?
Within Nassau, regulated facilities are primarily concentrated across ZIP 19969 (1 sites).
How can I check a specific house or commercial property in Nassau, DE?
Enter the exact street address in Nassau 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 Nassau, DE and how many EPA water permits exist?
In Nassau, DE, federal registries track 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Nassau, DE?
USDA regional soil screening for Nassau indicates a MODERATE shrink-swell foundation signal, and Chester County has recorded 2 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.