PUBLIC DATA SOURCE: U.S. EPA ECHO, FRS, RCRA, TRI & FEMA NFHL 3,230,651 Regulated Sites • All 50 States • Data as of November 01, 2026
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Home › States › Maryland › Compton, MD
6-IN-1 MUNICIPAL ENVIRONMENTAL, WATER, SOIL & FLOOD HUB • COMPTON, MD

Compton, Maryland — Flood Zone, Tap Water Quality, Soil Foundation, Radon & EPA Hazards

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Public U.S. EPA records track 3 regulated facilities in Compton, Maryland (St. Mary'S County), including 1 High-Risk sites (33.3%) and 1 active violators. In addition to industrial waste, Compton properties are screened for Tap Water & Watershed Permits (3 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 2 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites
3
High-Risk (33.3% vs 1.8% State)
1
Active Violators (33.3%)
1
Drinking & Clean Water
3
Federal Penalties
$0

Compton, MD 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan
🌊 Flood Zone & FEMA Disaster History
St. Mary'S County: 2 FEMA Declarations (1 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: MODERATE • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 3 NPDES Permits
🔒 1 Impaired Water (303d) & 1 Violation Dockets Locked
Unlock Utility Violation Log →
☢️ EPA Radon & Karst Sinkhole
EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L)
Elevated Carbonate / Karst Sinkhole Belt — Monitor Foundation Settlement & Surface Depressions
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Compton, MD Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 0 (0.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 3 (100.0%)
Active EPA Non-Compliance Dockets 1 (33.3%)
High-Risk Enforcement Facilities 1 (33.3%)
2. FEMA NRI & USGS Hazard Index (1–10) Very Low (42.6/100)
🌊 Flood Exposure 6/10 • Relatively Moderate
🔥 Wildfire Hazard 6/10 • Very Low
☀️ Extreme Heat 7/10 • Relatively Low
🌪️ Severe Wind / Storm 9/10 • Relatively Moderate
🫨 USGS Earthquake 6/10 • Very Low
3. City vs. County & State Benchmark
Compton High-Risk Rate 33.3%
St. Mary'S County Average 5.7%
Maryland (MD) Statewide Avg 1.8%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Scan a Property Address in Compton →

ZIP Codes in Compton, MD

ZIP 20627 (2 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Compton, MD

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

Unlock Full Compton Dossier →
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 • COMPTON, MD (ZIP 20657 Sector) HIGH (64/100) Significant Violation (5 qtrs NC) 🔒 5 Qtrs Non-Compliance • Unlock →
BRETON BAY OYSTER CO. FREE PREVIEW (LOW RISK) BRETON BAY, COMPTON, MD 20650 LOW (12/100) No Violation Identified (0 qtrs NC) $0
ST.CLEMENTS SHORES WWTP FREE PREVIEW (LOW RISK) 211911 ROSEBANK ROAD, COMPTON, MD 20627 LOW (12/100) No Violation Identified (0 qtrs NC) $0

Frequently Asked Questions — Compton, Maryland Environmental Risk & Radon

How many EPA-regulated facilities are in Compton, MD?

U.S. EPA records track 3 regulated facilities in Compton, Maryland, including 1 high-risk sites (33.3%), 1 active violators (33.3%), and 0 RCRA hazardous waste handlers (0.0%).

Which ZIP codes in Compton, MD have the most EPA-tracked sites?

Within Compton, regulated facilities are primarily concentrated across ZIP 20627 (2 sites).

How can I check a specific house or commercial property in Compton, MD?

Enter the exact street address in Compton into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Is tap water safe in Compton, MD and how many EPA water permits exist?

In Compton, MD, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 3 Clean Water Act NPDES permits, and 1 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Compton, MD?

USDA regional soil screening for Compton indicates a MODERATE shrink-swell foundation signal, and St. Mary'S County has recorded 2 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.