Oswego County, Massachusetts — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Oswego County, MA?
In Oswego County, Massachusetts, public U.S. EPA records track 1 regulated facilities (#58 of 58 in Massachusetts), 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, 5 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Oswego County, MA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Oswego County, MA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Oswego County
ZIP Codes in Oswego County
Top EPA Regulated Facilities in Oswego County, MA
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 • WESTBORO, MA (ZIP 01581 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Oswego County, Massachusetts Environmental Due Diligence
How many EPA-regulated environmental sites are in Oswego County, Massachusetts?
Public U.S. EPA records track 1 regulated facilities in Oswego County, Massachusetts (ranking #58 of 58 jurisdictions in MA). 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 Oswego County have the highest regulated facility density?
Within Oswego County, the highest concentrations of EPA-tracked facilities are located in local postal sectors, spanning municipal corridors including Westboro (6 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Oswego County?
Across Oswego 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 Oswego County, MA?
Geologic indoor air screening places Oswego 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 Oswego County, MA?
Federal records track 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water dischargers in Oswego County, alongside 5 historical FEMA federal disaster declarations (3 flood/storm events).
Does Oswego County, MA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Oswego County indicates a LOW 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.