Graham County, Arizona — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Graham County, AZ?
In Graham County, Arizona, public U.S. EPA records track 19 regulated facilities (#30 of 36 in Arizona), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 2 Safe Drinking Water (SDWIS) facilities, 16 Clean Water NPDES permits, 22 FEMA Federal Disaster Declarations (6 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Graham County, AZ 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Graham County, AZ Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Graham County
ZIP Codes in Graham County
Top EPA Regulated Facilities in Graham County, AZ
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 Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • PIMA, AZ (ZIP 85543 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SAN CARLOS, AZ (ZIP 85550 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SAN CARLOS, AZ (ZIP 85550 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| HAISLEY ROAD RECONSTRCTION PROJECT FREE PREVIEW (LOW RISK) | NO ADDRESS ON FILE, UNKNOWN, AZ 85233 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| COUNTY RD 220-YELLOWJACKET RD, NW OF BYLAS FREE PREVIEW (LOW RISK) | US 70 AT MILE POST 287, BYLAS, AZ 85530 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| ROUTE 6 (CUTTER ROAD) SEGMENT C4 MP 4.7 TO 7.1 FREE PREVIEW (LOW RISK) | DRIPPING SPRING SALE RING RD, SAN CARLOS, AZ 85550 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| GLOBE SAFFORD HIGHWAY (US 70) MP 268 TO MP 270 FREE PREVIEW (LOW RISK) | US 70 MP 268 WEST OF SAN CARLOS HIGH SCHOOL, SAN CARLOS, AZ 85550 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • BYLAS, AZ (ZIP 85530 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • BYLAS, AZ (ZIP 85530 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • SAN CARLOS, AZ (ZIP 85550 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • BYLAS, AZ (ZIP 85530 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • UNKNOWN, AZ (ZIP 85255 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Graham County, Arizona Environmental Due Diligence
How many EPA-regulated environmental sites are in Graham County County, Arizona?
Public U.S. EPA records track 19 regulated facilities in Graham County County, Arizona (ranking #30 of 36 jurisdictions in AZ). Of those, 0 (0.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 0 (0.0%) have active non-compliance quarters.
Which ZIP codes and cities in Graham County County have the highest regulated facility density?
Within Graham County County, the highest concentrations of EPA-tracked facilities are located in ZIP 85550 (San Carlos, 18 sites), ZIP 85530 (Bylas, 4 sites), spanning municipal corridors including San Carlos (20 sites), Bylas (4 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Graham County County?
Across Graham County County, 0 facilities (0.0% 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 Graham County County, AZ?
Geologic indoor air screening places Graham County County in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Counties in EPA Radon Zone 2 have a predicted average indoor radon level between 2.0 and 4.0 pCi/L. Testing basement or ground-floor living areas is recommended during home inspection.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Graham County County, AZ?
Federal records track 2 Safe Drinking Water (SDWIS) facilities, 16 Clean Water Act NPDES permits, and 1 impaired water dischargers in Graham County County, alongside 22 historical FEMA federal disaster declarations (6 flood/storm events).
Does Graham County, AZ have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Graham County indicates a HIGH 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.