ZIP 21001 (Aberdeen, MD) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 21001 in Aberdeen, Maryland (Harford County) has 175 EPA-tracked facilities, including 7 High-Risk sites (4.0%), 7 active violators, and $5,339,090 in federal penalties. Beyond industrial pollution, properties in ZIP 21001 are screened across 1 historical Harford County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (44), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 21001 (Aberdeen, MD) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 21001 (Aberdeen, MD) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 21001 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 7 High-Risk and 7 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 21001 (Aberdeen, 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 Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | HIGH (64/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | HIGH (64/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | HIGH (64/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | HIGH (64/100) | Significant Violation (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | HIGH (64/100) | Significant Violation (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | HIGH (64/100) | Significant Violation (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | MODERATE (44/100) | Violation Identified (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ABERDEEN, MD (ZIP 21001 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| FRITO-LAY FREE PREVIEW (LOW RISK) | 800 HICKORY ROAD, ABERDEEN, MD 21001 | LOW (26/100) | No Violation Identified (0 qtrs NC) | $0 |
| NEXAGEN NETWORKS INC. FREE PREVIEW (LOW RISK) | 2129 PULASKI HIGHWAY, ABERDEEN, MD 21001 | LOW (25/100) | No Violation Identified (0 qtrs NC) | $0 |
| AMAZON.COM SERVICES LLC - MTN2 FREE PREVIEW (LOW RISK) | 913 OLD PHILADELPHIA ROAD, ABERDEEN, MD 21001 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| CHEMICAL PRODUCTS FREE PREVIEW (LOW RISK) | 200 POST ROAD SOUTH, ABERDEEN, MD 21001 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 21001 (Aberdeen, MD) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 21001 (Aberdeen, MD)?
ZIP code 21001 (Aberdeen, MD) contains 175 EPA-tracked facilities, of which 7 (4.0%) are classified in the High-Risk tier, 7 (4.0%) have active compliance violations, and 112 (64.0%) handle RCRA hazardous waste.
How does ZIP 21001 compare to Harford County and Maryland averages?
In ZIP 21001, 4.0% of regulated sites are rated High Risk, compared to 2.4% across Harford County and 1.8% statewide in Maryland.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 21001?
Geologic screening places ZIP 21001 in EPA Zone 1 — High Potential (> 4.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 21001 (Aberdeen, MD) in a FEMA flood zone and what is the flood disaster history?
Harford County has recorded 1 historical FEMA federal disaster declarations (0 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 21001 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 21001 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 21001 indicates a MODERATE shrink-swell risk signal. Within ZIP 21001, federal registries track 5 SDWIS drinking water facilities, 39 Clean Water NPDES permits, and 34 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.