ZIP 83429 (Island Park, ID) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 83429 in Island Park, Idaho (Fremont County) has 21 EPA-tracked facilities, including 2 High-Risk sites (9.5%), 3 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 83429 are screened across 11 historical Fremont County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (15), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 83429 (Island Park, 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 83429 (Island Park, ID) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 83429 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 2 High-Risk and 3 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 83429 (Island Park, 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 • ISLAND PARK, ID (ZIP 83429 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • ISLAND PARK, ID (ZIP 83429 Sector) | MODERATE (38/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ISLAND PARK, ID (ZIP 83429 Sector) | MODERATE (35/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ISLAND PARK, ID (ZIP 83429 Sector) | MODERATE (21/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| HARRIMAN STATE PARK FREE PREVIEW (LOW RISK) | HWY 20 2 MI S OF ISLAND PARK, ISLAND PARK, ID 83429 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| HK CONTRACTORS FREE PREVIEW (LOW RISK) | KILGORE-YALE RD & KEG SPRINGS RD, ISLAND PARK, ID 83429 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| US DA FS CARIBOU TARGHEE NF ISLAND PARK RS FREE PREVIEW (LOW RISK) | 3726 HWY 20, ISLAND PARK, ID 83429 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| DUCK CREEK REHABILITATION FREE PREVIEW (LOW RISK) | RED ROCK ROAD, ISLAND PARK, ID 83429 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ISLAND PARK, ID (ZIP 83429 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ISLAND PARK, ID (ZIP 83429 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ISLAND PARK, ID (ZIP 83429 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ISLAND PARK, ID (ZIP 83429 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 83429 (Island Park, 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 83429 (Island Park, ID)?
ZIP code 83429 (Island Park, ID) contains 21 EPA-tracked facilities, of which 2 (9.5%) are classified in the High-Risk tier, 3 (14.3%) have active compliance violations, and 3 (14.3%) handle RCRA hazardous waste.
How does ZIP 83429 compare to Fremont County and Idaho averages?
In ZIP 83429, 9.5% of regulated sites are rated High Risk, compared to 6.3% across Fremont County and 1.9% statewide in Idaho.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 83429?
Geologic screening places ZIP 83429 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 83429 (Island Park, ID) in a FEMA flood zone and what is the flood disaster history?
Fremont County has recorded 11 historical FEMA federal disaster declarations (3 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 83429 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 83429 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 83429 indicates a MODERATE shrink-swell risk signal. Within ZIP 83429, federal registries track 6 SDWIS drinking water facilities, 9 Clean Water NPDES permits, and 3 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.