Mercer County, New Jersey — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Mercer County, NJ?
In Mercer County, New Jersey, public U.S. EPA records track 22 regulated facilities (#39 of 44 in New Jersey), including 3 (13.6%) High-Risk sites and $116,440 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 5 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Mercer 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📊 Mercer County, NJ Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Mercer County
ZIP Codes in Mercer County
Top EPA Regulated Facilities in Mercer 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 |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • TRENTON, NJ (ZIP 08611 Sector) | HIGH (64/100) | Violation Identified (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PLAINSBORO, NJ (ZIP 08540 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • LAWRENCE, TOWNSHIP OF, NJ (ZIP 08648 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PRINCETON, NJ (ZIP 08540 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • EWING, NJ (ZIP 08628 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • EWING, NJ (ZIP 08628 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • TRENTON, NJ (ZIP 08611 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| NOVITIUM PHARMA LLC FREE PREVIEW (LOW RISK) | 70 LAKE DR, HIGHTSTOWN, NJ 08520 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| CLARKSON S. FISHER U.S. COURTHOUSE FREE PREVIEW (LOW RISK) | 402 E STATE ST, TRENTON, NJ 08608 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| WASTE MGMT PA ECHO POINT QUARRY FREE PREVIEW (LOW RISK) | 1473 LAMBERTON RD, TRENTON, NJ 08611 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| HIGHTSTOWN ADVANCED WTP FREE PREVIEW (LOW RISK) | OAK LN, HIGHTSTOWN, NJ 08520 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • TRENTON, NJ (ZIP 08638 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Mercer County, New Jersey Environmental Due Diligence
How many EPA-regulated environmental sites are in Mercer County County, New Jersey?
Public U.S. EPA records track 22 regulated facilities in Mercer County County, New Jersey (ranking #39 of 44 jurisdictions in NJ). Of those, 3 (13.6%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 1 (4.5%) have active non-compliance quarters.
Which ZIP codes and cities in Mercer County County have the highest regulated facility density?
Within Mercer County County, the highest concentrations of EPA-tracked facilities are located in local postal sectors, spanning municipal corridors including Hamilton, Township Of (2 sites), West Windsor, Township Of (1 sites), Pennington, Borough Of (1 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Mercer County County?
Across Mercer County County, 3 facilities (13.6% 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 Mercer County County, NJ?
Geologic indoor air screening places Mercer County County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Mercer County County, NJ?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 5 Clean Water Act NPDES permits, and 5 impaired water dischargers in Mercer County County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Mercer County, NJ have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Mercer County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.