Cook County, Illinois — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Cook County, Illinois, public U.S. EPA records track 22,850 regulated facilities (#1 of 193 in Illinois), including 196 (0.9%) High-Risk sites and $44,552,983 in federal penalties. Countywide due diligence also covers 589 Safe Drinking Water (SDWIS) facilities, 1,535 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Cook 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📊 Cook County, IL Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Cook County
ZIP Codes in Cook County
Top EPA Regulated Facilities in Cook 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 • MCCOOK, IL (ZIP 60525 Sector) | HIGH (97/100) | Significant Violation (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • CHICAGO HEIGHTS, IL (ZIP 60411 Sector) | HIGH (94/100) | Significant Violation (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ELK GROVE VILLAGE, IL (ZIP 60007 Sector) | HIGH (90/100) | Significant Violation (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • HARVEY, IL (ZIP 60426 Sector) | HIGH (89/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • CHICAGO, IL (ZIP 60633 Sector) | HIGH (78/100) | Violation Identified (8 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • CHICAGO, IL (ZIP 60649 Sector) | HIGH (77/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • CHICAGO, IL (ZIP 60624 Sector) | HIGH (75/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • HARVEY, IL (ZIP 60426 Sector) | HIGH (74/100) | Significant Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| METAL BOX INTERNATIONAL INC FREE PREVIEW (LOW RISK) | 11600 W KING ST, FRANKLIN PARK, IL 60131 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| SCI DESIGN FREE PREVIEW (LOW RISK) | 4914 S PAULINA ST, CHICAGO, IL 60609 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| CHICAGO TRANSIT AUTHORITY FREE PREVIEW (LOW RISK) | 619 S HERMITAGE AVE, CHICAGO, IL 60612 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| MCGRATH ACURA FREE PREVIEW (LOW RISK) | 301 WAUKEGAN RD, GLENVIEW, IL 60025 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Cook County, Illinois Environmental Due Diligence
How many EPA-regulated environmental sites are in Cook County, Illinois?
Public U.S. EPA records track 22,850 regulated facilities in Cook County, Illinois (ranking #1 of 193 jurisdictions in IL). Of those, 196 (0.9%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 377 (1.6%) have active non-compliance quarters.
Which ZIP codes and cities in Cook County have the highest regulated facility density?
Within Cook County, the highest concentrations of EPA-tracked facilities are located in ZIP 60007 (Elk Grove Village, 935 sites), ZIP 60638 (Stickney, 516 sites), ZIP 60609 (Chicago, 513 sites), spanning municipal corridors including Chicago (10,452 sites), Elk Grove Village (926 sites), Des Plaines (597 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Cook County?
Across Cook County, 17,303 facilities (75.7% 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 Cook County, IL?
Geologic indoor air screening places Cook 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 Cook County, IL?
Federal records track 589 Safe Drinking Water (SDWIS) facilities, 1,535 Clean Water Act NPDES permits, and 770 impaired water dischargers in Cook County, alongside 3 historical FEMA federal disaster declarations (3 flood/storm events).
Does Cook County, IL have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Cook 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.