Hamilton County, Ohio — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Hamilton County, Ohio, public U.S. EPA records track 113 regulated facilities (#85 of 141 in Ohio), including 9 (8.0%) High-Risk sites and $10,935 in federal penalties. Countywide due diligence also covers 2 Safe Drinking Water (SDWIS) facilities, 53 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Hamilton 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📊 Hamilton County, OH Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Hamilton County
ZIP Codes in Hamilton County
Top EPA Regulated Facilities in Hamilton 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 • CINCINNATI, OH (ZIP 45244 Sector) | HIGH (66/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • CINCINNATI, OH (ZIP 45247 Sector) | HIGH (65/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • CINCINNATI, OH (ZIP 45249 Sector) | HIGH (65/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • CLEVES, OH (ZIP 45002 Sector) | HIGH (65/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • CINCINNATI, OH (ZIP 45231 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 • CLEVES, OH (ZIP 45002 Sector) | HIGH (64/100) | Significant Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • CLEVES, OH (ZIP 45002 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • CINCINNATI, OH (ZIP 45204 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| FBF LIMITED DBA QUEEN CITY STEEL TREATING CO FREE PREVIEW (LOW RISK) | 2980 SPRING GROVE AVE, CINCINNATI, OH 45225 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| RELIABLE CASTING CORPORATION FREE PREVIEW (LOW RISK) | 3530 SPRING GROVE AVE, CINCINNATI, OH 45223 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| LANG MACHINING FREE PREVIEW (LOW RISK) | 7425 HARRISON AVE, CINCINNATI, OH 45247 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| WADE HUGHES FREE PREVIEW (LOW RISK) | 7427 HARRISON AVE, CINCINNATI, OH 45247 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Hamilton County, Ohio Environmental Due Diligence
How many EPA-regulated environmental sites are in Hamilton County County, Ohio?
Public U.S. EPA records track 113 regulated facilities in Hamilton County County, Ohio (ranking #85 of 141 jurisdictions in OH). Of those, 9 (8.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 26 (23.0%) have active non-compliance quarters.
Which ZIP codes and cities in Hamilton County County have the highest regulated facility density?
Within Hamilton County County, the highest concentrations of EPA-tracked facilities are located in ZIP 47068 (Cincinnati, 1 sites), spanning municipal corridors including Hamilton County.
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Hamilton County County?
Across Hamilton County County, 8 facilities (7.1% 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 Hamilton County County, OH?
Geologic indoor air screening places Hamilton County 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 Hamilton County County, OH?
Federal records track 2 Safe Drinking Water (SDWIS) facilities, 53 Clean Water Act NPDES permits, and 43 impaired water dischargers in Hamilton County County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).
Does Hamilton County, OH have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Hamilton County indicates a MODERATE 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.