Darke County, Ohio — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Darke County, Ohio, public U.S. EPA records track 302 regulated facilities (#45 of 141 in Ohio), including 9 (3.0%) High-Risk sites and $1,609,665 in federal penalties. Countywide due diligence also covers 84 Safe Drinking Water (SDWIS) facilities, 33 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Darke 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📊 Darke County, OH Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Darke County
ZIP Codes in Darke County
Top EPA Regulated Facilities in Darke 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 • GREENVILLE, OH (ZIP 45331 Sector) | HIGH (76/100) | Violation Identified (2 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • GREENVILLE, OH (ZIP 45331 Sector) | HIGH (72/100) | Violation Identified (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • NEW MADISON, OH (ZIP 45346 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • GREENVILLE, OH (ZIP 45331 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • GREENVILLE, OH (ZIP 45331 Sector) | HIGH (64/100) | Significant Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • UNION CITY, OH (ZIP 45390 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • GREENVILLE, OH (ZIP 45331 Sector) | MODERATE (49/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • GREENVILLE, OH (ZIP 45331 Sector) | MODERATE (47/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| TRACTOR SUPPLY COMPANY #671 FREE PREVIEW (LOW RISK) | 1415 WAGNER AVE, GREENVILLE, OH 45331 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| BUCKEYE FEED & GRAIN FREE PREVIEW (LOW RISK) | 895 E MAIN ST A, VERSAILLES, OH 45380 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| GREIF INC (0819070068) FREE PREVIEW (LOW RISK) | 526 MARKWITH AVENUE, GREENVILLE, OH 45331 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| REX AUTO AND TRUCK REPAIR FREE PREVIEW (LOW RISK) | 5415 S STATE RTE 49, GREENVILLE, OH 45331 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Darke County, Ohio Environmental Due Diligence
How many EPA-regulated environmental sites are in Darke County, Ohio?
Public U.S. EPA records track 302 regulated facilities in Darke County, Ohio (ranking #45 of 141 jurisdictions in OH). Of those, 9 (3.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 29 (9.6%) have active non-compliance quarters.
Which ZIP codes and cities in Darke County have the highest regulated facility density?
Within Darke County, the highest concentrations of EPA-tracked facilities are located in ZIP 45331 (Greenville, 118 sites), ZIP 45380 (Versailles, 30 sites), ZIP 45348 (New Weston, 18 sites), spanning municipal corridors including Greenville (117 sites), Versailles (29 sites), New Weston (20 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Darke County?
Across Darke County, 123 facilities (40.7% 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 Darke County, OH?
Geologic indoor air screening places Darke 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 Darke County, OH?
Federal records track 84 Safe Drinking Water (SDWIS) facilities, 33 Clean Water Act NPDES permits, and 33 impaired water dischargers in Darke County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).
Does Darke County, OH have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Darke 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.