Defiance County, Ohio — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Defiance County, OH?
In Defiance County, Ohio, public U.S. EPA records track 220 regulated facilities (#61 of 141 in Ohio), including 5 (2.3%) High-Risk sites and $5,325,000 in federal penalties. Countywide due diligence also covers 27 Safe Drinking Water (SDWIS) facilities, 26 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Defiance County, OH 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Defiance County, OH Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Defiance County
ZIP Codes in Defiance County
Top EPA Regulated Facilities in Defiance County, 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 Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • DEFIANCE, OH (ZIP 43512 Sector) | HIGH (71/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • DEFIANCE, OH (ZIP 43512 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • HICKSVILLE, OH (ZIP 43526 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • DEFIANCE, OH (ZIP 43512 Sector) | MODERATE (49/100) | Violation Identified (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • SHERWOOD, OH (ZIP 43556 Sector) | MODERATE (46/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • NEY, OH (ZIP 43549 Sector) | MODERATE (43/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • DEFIANCE, OH (ZIP 43512 Sector) | MODERATE (36/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • DEFIANCE, OH (ZIP 43512 Sector) | MODERATE (35/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| SENSORY EFFECTS POWDER SYSTEMS FREE PREVIEW (LOW RISK) | 111 WEST HIGH STTREET, DEFIANCE, OH 43512 | LOW (25/100) | No Violation Identified (0 qtrs NC) | $0 |
| KOESTER METALS, INC. FREE PREVIEW (LOW RISK) | 1441 QUALITY DR., DEFIANCE, OH 43512 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| YODER BODY SHOP LLC FREE PREVIEW (LOW RISK) | 703 W HIGH ST, HICKSVILLE, OH 43526 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| MATLACK INC - DEFIANCE OH SPILL FREE PREVIEW (LOW RISK) | RT 24 & CARPENTER RD, DEFIANCE, OH 43512 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Defiance County, Ohio Environmental Due Diligence
How many EPA-regulated environmental sites are in Defiance County, Ohio?
Public U.S. EPA records track 220 regulated facilities in Defiance County, Ohio (ranking #61 of 141 jurisdictions in OH). Of those, 5 (2.3%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 11 (5.0%) have active non-compliance quarters.
Which ZIP codes and cities in Defiance County have the highest regulated facility density?
Within Defiance County, the highest concentrations of EPA-tracked facilities are located in ZIP 43526 (Hicksville, 33 sites), ZIP 43556 (Sherwood, 10 sites), ZIP 43549 (Ney, 8 sites), spanning municipal corridors including Defiance (164 sites), Hicksville (34 sites), Sherwood (10 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Defiance County?
Across Defiance County, 151 facilities (68.6% 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 Defiance County, OH?
Geologic indoor air screening places Defiance County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Defiance County, OH?
Federal records track 27 Safe Drinking Water (SDWIS) facilities, 26 Clean Water Act NPDES permits, and 26 impaired water dischargers in Defiance County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Defiance County, OH have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Defiance County indicates a HIGH 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.