Marion County, Indiana — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Marion County, IN?
In Marion County, Indiana, public U.S. EPA records track 936 regulated facilities (#7 of 186 in Indiana), including 2 (0.2%) High-Risk sites and $40,500 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 898 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Marion County, IN 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Marion County, IN Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Marion County
Top EPA Regulated Facilities in Marion County, IN
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 • INDIANAPOLIS, IN (ZIP 46241 Sector) | HIGH (64/100) | Significant Violation (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • INDIANAPOLIS, IN (ZIP 46221 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • INDIANAPOLIS, IN (ZIP 46241 Sector) | MODERATE (34/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • INDIANAPOLIS, IN (ZIP 46222 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • INDIANAPOLIS, IN (ZIP 46268 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • INDIANAPOLIS, IN (ZIP 46203 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • INDIANAPOLIS, IN (ZIP 46214 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • INDIANAPOLIS, IN (ZIP 46241 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| NOVARTIS ISOTOPES FREE PREVIEW (LOW RISK) | 8540 CHALLENGER DR, INDIANAPOLIS, IN 46241 | LOW (24/100) | Unknown (0 qtrs NC) | $0 |
| DIG INDY - PR07 FREE PREVIEW (LOW RISK) | NORTH RITTER AVE& E PLEASANT RUN PKWY, INDIANAPOLIS, IN 46219 | LOW (18/100) | Unknown (0 qtrs NC) | $0 |
| NORA PLAZA RENOVATION PHASE 1 FREE PREVIEW (LOW RISK) | 1300 E 86TH ST, INDIANAPOLIS, IN 46240 | LOW (18/100) | Unknown (0 qtrs NC) | $0 |
| SD-22-101 WASHINGTON BLVD FREE PREVIEW (LOW RISK) | E 29TH ST & N WASHINGTON BLVD, INDIANAPOLIS, IN 46205 | LOW (18/100) | Unknown (0 qtrs NC) | $0 |
Frequently Asked Questions — Marion County, Indiana Environmental Due Diligence
How many EPA-regulated environmental sites are in Marion County County, Indiana?
Public U.S. EPA records track 936 regulated facilities in Marion County County, Indiana (ranking #7 of 186 jurisdictions in IN). Of those, 2 (0.2%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 1 (0.1%) have active non-compliance quarters.
Which ZIP codes and cities in Marion County County have the highest regulated facility density?
Within Marion County County, the highest concentrations of EPA-tracked facilities are located in ZIP 46203 (Indianapolis, 232 sites), ZIP 46239 (Indianapolis, 174 sites), ZIP 46225 (Indianapolis, 156 sites), spanning municipal corridors including Camby (42 sites), Speedway (28 sites), Wayne (3 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Marion County County?
Across Marion County County, 6 facilities (0.6% 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 Marion County County, IN?
Geologic indoor air screening places Marion 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 Marion County County, IN?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 898 Clean Water Act NPDES permits, and 147 impaired water dischargers in Marion County County, alongside 3 historical FEMA federal disaster declarations (2 flood/storm events).
Does Marion County, IN have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Marion 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.