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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • POSTON, AZ

Poston, Arizona — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Poston, AZ?

Public U.S. EPA records track 9 regulated facilities in Poston, Arizona (La Paz County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Poston properties are screened for Tap Water & Watershed Permits (0 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 22 County FEMA Disaster Declarations, and EPA Zone 3 — Low Potential (< 2.0 pCi/L).

Total EPA Sites
9
High-Risk (0.0% vs 0.9% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
0
Federal Penalties
$0

Poston, AZ 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan
🌊 Flood Zone & FEMA Disaster History
La Paz County: 22 FEMA Declarations (6 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: LOW • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 0 NPDES Permits
🔒 0 Impaired Water (303d) & 0 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 3 — Low Potential (< 2.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Poston, AZ Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 7 (77.8%)
Clean Water (NPDES) & Drinking Water (SDWIS) 0 (0.0%)
Active EPA Non-Compliance Dockets 0 (0.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively Moderate (83.5/100)
🌊 Flood Exposure 5/10 • Moderate Hazard
🔥 Wildfire Hazard 3/10 • Low Hazard
☀️ Extreme Heat 5/10 • Moderate Hazard
🌪️ Severe Wind / Storm 3/10 • Low Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. City vs. County & State Benchmark
Poston High-Risk Rate 0.0%
La Paz County Average 1.7%
Arizona (AZ) Statewide Avg 0.9%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Scan a Property Address in Poston →

ZIP Codes in Poston, AZ

ZIP 85371 (9 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Poston, AZ

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

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Facility Name / Hazard Type Sector Location (Street Redacted) Risk Tier & Score Compliance Status Enforcement / Unlock
COLORADO RIVER INDIAN TRIBES FREE PREVIEW (LOW RISK) 33 DEGREES 59' 37, POSTON, AZ 85371 LOW (17/100) No Violation Identified (0 qtrs NC) $0
KAMBUROFF AERIAL SPRAY INC FREE PREVIEW (LOW RISK) NEZ RD & MOJAVE RD, POSTON, AZ 85371 LOW (17/100) No Violation Identified (0 qtrs NC) $0
BUREAU OF INDIAN AFFAIRS WESTERN REG OFF FREE PREVIEW (LOW RISK) MOHAVE RD, POSTON, AZ 85371 LOW (17/100) No Violation Identified (0 qtrs NC) $0
USDOI BIA COLORADO RIVER INDIAN FREE PREVIEW (LOW RISK) O AND M IRRIGATION YARD, POSTON, AZ 85371 LOW (16/100) No Violation Identified (0 qtrs NC) $0
🔒 Locked Regulated EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • POSTON, AZ (ZIP 85371 Sector) LOW (16/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • POSTON, AZ (ZIP 85371 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • POSTON, AZ (ZIP 85371 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • POSTON, AZ (ZIP 85371 Sector) LOW (10/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • POSTON, AZ (ZIP 85371 Sector) LOW (10/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →

Frequently Asked Questions — Poston, Arizona Environmental Risk & Radon

How many EPA-regulated facilities are in Poston, AZ?

U.S. EPA records track 9 regulated facilities in Poston, Arizona, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 7 RCRA hazardous waste handlers (77.8%).

Which ZIP codes in Poston, AZ have the most EPA-tracked sites?

Within Poston, regulated facilities are primarily concentrated across ZIP 85371 (9 sites).

How can I check a specific house or commercial property in Poston, AZ?

Enter the exact street address in Poston into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Is tap water safe in Poston, AZ and how many EPA water permits exist?

In Poston, AZ, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Poston, AZ?

USDA regional soil screening for Poston indicates a LOW shrink-swell foundation signal, and La Paz County has recorded 22 federal FEMA disaster declarations (6 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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