ZIP 83874 (Smelterville, ID) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 83874 in Smelterville, Idaho (Shoshone County) has 3 EPA-tracked facilities, including 1 High-Risk sites (33.3%), 2 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 83874 are screened across 3 historical Shoshone County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (3), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 83874 (Smelterville, ID) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 83874 (Smelterville, ID) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 83874 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 1 High-Risk and 2 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 83874 (Smelterville, ID)
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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • MURRAY, ID (ZIP 83874 Sector) | HIGH (64/100) | Significant Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SMELTERVILLE, ID (ZIP 83874 Sector) | MODERATE (44/100) | Violation Identified (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
Frequently Asked Questions — ZIP 83874 (Smelterville, ID) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 83874 (Smelterville, ID)?
ZIP code 83874 (Smelterville, ID) contains 3 EPA-tracked facilities, of which 1 (33.3%) are classified in the High-Risk tier, 2 (66.7%) have active compliance violations, and 0 (0.0%) handle RCRA hazardous waste.
How does ZIP 83874 compare to Shoshone County and Idaho averages?
In ZIP 83874, 33.3% of regulated sites are rated High Risk, compared to 3.5% across Shoshone County and 1.9% statewide in Idaho.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 83874?
Geologic screening places ZIP 83874 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 83874 (Smelterville, ID) in a FEMA flood zone and what is the flood disaster history?
Shoshone County has recorded 3 historical FEMA federal disaster declarations (2 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 83874 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 83874 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 83874 indicates a LOW shrink-swell risk signal. Within ZIP 83874, federal registries track 1 SDWIS drinking water facilities, 2 Clean Water NPDES permits, and 2 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.