ZIP 43037 (Martinsburg, OH) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 43037 in Martinsburg, Ohio (Knox County) has 2 EPA-tracked facilities, including 0 High-Risk sites (0.0%), 1 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 43037 are screened across 2 historical Knox County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (1), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 43037 (Martinsburg, OH) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 43037 (Martinsburg, OH) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 43037 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 0 High-Risk and 1 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 43037 (Martinsburg, OH)
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 Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • MARTINSBURG, OH (ZIP 43037 Sector) | MODERATE (31/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| LEGEND SMELTING & RECYCLING INC FREE PREVIEW (LOW RISK) | 10 PLEASANT ST, MARTINSBURG, OH 43037 | LOW (11/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 43037 (Martinsburg, OH) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 43037 (Martinsburg, OH)?
ZIP code 43037 (Martinsburg, OH) contains 2 EPA-tracked facilities, of which 0 (0.0%) are classified in the High-Risk tier, 1 (50.0%) have active compliance violations, and 0 (0.0%) handle RCRA hazardous waste.
How does ZIP 43037 compare to Knox County and Ohio averages?
In ZIP 43037, 0.0% of regulated sites are rated High Risk, compared to 1.9% across Knox County and 1.7% statewide in Ohio.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 43037?
Geologic screening places ZIP 43037 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 43037 (Martinsburg, OH) in a FEMA flood zone and what is the flood disaster history?
Knox County has recorded 2 historical FEMA federal disaster declarations (2 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 43037 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 43037 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 43037 indicates a MODERATE shrink-swell risk signal. Within ZIP 43037, federal registries track 1 SDWIS drinking water facilities, 0 Clean Water NPDES permits, and 0 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.