ZIP 62850 (Johnsonville, IL) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 62850 in Johnsonville, Illinois (Washington County) has 6 EPA-tracked facilities, including 1 High-Risk sites (16.7%), 1 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 62850 are screened across 2 historical Washington County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (3), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 62850 (Johnsonville, IL) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 62850 (Johnsonville, IL) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 62850 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 1 High-Risk and 1 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 62850 (Johnsonville, 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 Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • JOHNSONVILLE, IL (ZIP 62850 Sector) | MODERATE (45/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| SAM DALE LAKE CONSERVATION FREE PREVIEW (LOW RISK) | RR1 BOX 101, JOHNSONVILLE, IL 62850 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| CISNE TO ASHLAND JUNCTION 69KV PROJECT FREE PREVIEW (LOW RISK) | 1697 COUNTY ROAD 1025, JOHNSONVILLE, IL 62850 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| BACON ACRES SWINE FACILITY FREE PREVIEW (LOW RISK) | 1628 COUNTY ROAD 315 E, OAKDALE, IL 62850 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| MERVIN WEAVER FREE PREVIEW (LOW RISK) | RR 1 BOX 60, JOHNSONVILLE, IL 62850 | LOW (9/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 62850 (Johnsonville, IL) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 62850 (Johnsonville, IL)?
ZIP code 62850 (Johnsonville, IL) contains 6 EPA-tracked facilities, of which 1 (16.7%) are classified in the High-Risk tier, 1 (16.7%) have active compliance violations, and 2 (33.3%) handle RCRA hazardous waste.
How does ZIP 62850 compare to Washington County and Illinois averages?
In ZIP 62850, 16.7% of regulated sites are rated High Risk, compared to 1.2% across Washington County and 1.3% statewide in Illinois.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 62850?
Geologic screening places ZIP 62850 in EPA Zone 1 — High Potential (> 4.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 62850 (Johnsonville, IL) in a FEMA flood zone and what is the flood disaster history?
Washington County has recorded 2 historical FEMA federal disaster declarations (2 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 62850 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 62850 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 62850 indicates a HIGH shrink-swell risk signal. Within ZIP 62850, federal registries track 0 SDWIS drinking water facilities, 3 Clean Water NPDES permits, and 0 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.