Calvert County, Maryland — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Calvert County, MD?
In Calvert County, Maryland, public U.S. EPA records track 4 regulated facilities (#56 of 56 in Maryland), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 3 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Calvert County, MD 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Calvert County, MD Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Calvert County
ZIP Codes in Calvert County
Top EPA Regulated Facilities in Calvert County, MD
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 • PRINCE FREDERICK, MD (ZIP 20678 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| WHISTLE STOP WINERY, LLC FREE PREVIEW (LOW RISK) | 1355 JEWELL ROAD, DUNKIRK, MD 20754 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| BAY AREA DISPOSAL, LLC FREE PREVIEW (LOW RISK) | 7105 INDUSTRIAL DRIVE, OWINGS MILL, MD 20736 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| GREENSPRING BREWING COMPANY FREE PREVIEW (LOW RISK) | 2309 GREENSPRING COURT, CHESAPEAKE BEACH, MD, MD 20732 | LOW (11/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Calvert County, Maryland Environmental Due Diligence
How many EPA-regulated environmental sites are in Calvert County County, Maryland?
Public U.S. EPA records track 4 regulated facilities in Calvert County County, Maryland (ranking #56 of 56 jurisdictions in MD). 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 Calvert County County have the highest regulated facility density?
Within Calvert County County, the highest concentrations of EPA-tracked facilities are located in ZIP 20732 (Chesapeake Beach, Md, 26 sites), spanning municipal corridors including Chesapeake Beach, Md (1 sites), Owings Mill (1 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Calvert County County?
Across Calvert County 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 Calvert County County, MD?
Geologic indoor air screening places Calvert County 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 Calvert County County, MD?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 3 Clean Water Act NPDES permits, and 1 impaired water dischargers in Calvert County County, alongside 2 historical FEMA federal disaster declarations (1 flood/storm events).
Does Calvert County, MD have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Calvert 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.