Washington County, District of Columbia — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Washington County, District of Columbia, public U.S. EPA records track 164 regulated facilities (#2 of 2 in District of Columbia), including 2 (1.2%) High-Risk sites and $2,000 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 2 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (0 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Washington County, DC 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Washington County, DC Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Washington County
ZIP Codes in Washington County
Top EPA Regulated Facilities in Washington County, DC
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 • WASHINGTON, DC (ZIP 20026 Sector) | HIGH (65/100) | Significant Violation (7 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • WASHINGTON, DC (ZIP 20002 Sector) | MODERATE (56/100) | Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • WASHINGTON, DC (ZIP 20005 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • WASHINGTON, DC (ZIP 20016 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • WASHINGTON, DC (ZIP 20005 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • WASHINGTON, DC (ZIP 20011 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • WASHINGTON, DC (ZIP 20002 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • WASHINGTON, DC (ZIP 20007 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| U. S. POSTAL SERVICE FREE PREVIEW (LOW RISK) | 475 L'ENFANT PLAZA, S. W., WASHINGTON, DC 20260 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| INNOVATIVE RECYCLERS FREE PREVIEW (LOW RISK) | 2115 BRYANT STREET, NE, WASHINGTON, DC 20018 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Washington County, District of Columbia Environmental Due Diligence
How many EPA-regulated environmental sites are in Washington County, District of Columbia?
Public U.S. EPA records track 164 regulated facilities in Washington County, District of Columbia (ranking #2 of 2 jurisdictions in DC). Of those, 2 (1.2%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 2 (1.2%) have active non-compliance quarters.
Which ZIP codes and cities in Washington County have the highest regulated facility density?
Within Washington County, the highest concentrations of EPA-tracked facilities are located in ZIP 20013 (Washington, 10 sites), ZIP 20260 (Washington, 2 sites), ZIP 20547 (Washington, 2 sites), spanning municipal corridors including Washington.
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Washington County?
Across Washington County, 4 facilities (2.4% 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 Washington County, DC?
Geologic indoor air screening places Washington 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 Washington County, DC?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 2 Clean Water Act NPDES permits, and 2 impaired water dischargers in Washington County, alongside 2 historical FEMA federal disaster declarations (0 flood/storm events).
Does Washington County, DC have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Washington County indicates a LOW shrink-swell risk signal and steel pipe corrosivity rated Low. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.