Warren County, Illinois — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Warren County, IL?
In Warren County, Illinois, public U.S. EPA records track 155 regulated facilities (#84 of 193 in Illinois), including 4 (2.6%) High-Risk sites and $16,200 in federal penalties. Countywide due diligence also covers 21 Safe Drinking Water (SDWIS) facilities, 30 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).
Warren County, IL 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Warren County, IL Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Warren County
Top EPA Regulated Facilities in Warren County, IL
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 • MONMOUTH, IL (ZIP 61462 Sector) | HIGH (65/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • MONMOUTH, IL (ZIP 61462 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 • MONMOUTH, IL (ZIP 61462 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 • VILLAGE OF AVON, IL (ZIP 61415 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MONMOUTH, IL (ZIP 61462 Sector) | MODERATE (49/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • MONMOUTH, IL (ZIP 61462 Sector) | MODERATE (42/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • MONMOUTH, IL (ZIP 61462 Sector) | MODERATE (39/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MONMOUTH, IL (ZIP 61462 Sector) | MODERATE (39/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| CHANDLER SALVAGE & REPAIR FREE PREVIEW (LOW RISK) | 1291 N SIXTH STREET RD, MONMOUTH, IL 61462 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| BIG RIVER RESOURCES LLC D/B/A MONMOUTH GRAIN & DRYER FREE PREVIEW (LOW RISK) | 903 S SUNNY LN, MONMOUTH, IL 61462 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| SPOON RIVER FS INC FREE PREVIEW (LOW RISK) | RR 2, ROSEVILLE, IL 61473 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| DEKALB PFIZER FREE PREVIEW (LOW RISK) | 1226 S MAIN, MONMOUTH, IL 61462 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Warren County, Illinois Environmental Due Diligence
How many EPA-regulated environmental sites are in Warren County, Illinois?
Public U.S. EPA records track 155 regulated facilities in Warren County, Illinois (ranking #84 of 193 jurisdictions in IL). Of those, 4 (2.6%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 12 (7.7%) have active non-compliance quarters.
Which ZIP codes and cities in Warren County have the highest regulated facility density?
Within Warren County, the highest concentrations of EPA-tracked facilities are located in ZIP 61462 (Monmouth, 98 sites), ZIP 61473 (Roseville, 20 sites), ZIP 61453 (Little York, 10 sites), spanning municipal corridors including Monmouth (100 sites), Roseville (17 sites), Little York (9 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Warren County?
Across Warren County, 55 facilities (35.5% 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 Warren County, IL?
Geologic indoor air screening places Warren 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 Warren County, IL?
Federal records track 21 Safe Drinking Water (SDWIS) facilities, 30 Clean Water Act NPDES permits, and 1 impaired water dischargers in Warren County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).
Does Warren County, IL have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Warren 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.