Dillingham (Ca) County, Alaska — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Dillingham (Ca) County, AK?
In Dillingham (Ca) County, Alaska, public U.S. EPA records track 33 regulated facilities (#46 of 66 in Alaska), including 2 (6.1%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 33 Clean Water NPDES permits, 24 FEMA Federal Disaster Declarations (12 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Dillingham (Ca) County, AK 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Dillingham (Ca) County, AK Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Dillingham (Ca) County
ZIP Codes in Dillingham (Ca) County
Top EPA Regulated Facilities in Dillingham (Ca) County, AK
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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • EKUK, AK (ZIP 99576 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • TWIN HILLS, AK (ZIP 99576 Sector) | MODERATE (39/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • EKUK, AK (ZIP 99576 Sector) | MODERATE (39/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • JUNEAU, AK (ZIP 99801 Sector) | MODERATE (31/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • TWIN HILLS, AK (ZIP 99576 Sector) | MODERATE (30/100) | Violation Identified (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • DILLINGHAM, AK (ZIP 99576 Sector) | MODERATE (30/100) | Violation Identified (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • EKUK, AK (ZIP 99576 Sector) | MODERATE (30/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • JUNEAU, AK (ZIP 99801 Sector) | MODERATE (25/100) | Resolved / Historical Non-Compliance (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| AERATED LAGOON FACILITY IMPROVEMENTS FREE PREVIEW (LOW RISK) | 826 LIL LARRY ROAD, DILLINGHAM, AK 99576 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| TWIN HILLS WATER DISTRIBUTION FREE PREVIEW (LOW RISK) | ENTIRE VILLAGE OF TWIN HILLS, TWIN HILLS, AK 99576 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| NERKA SUBDIVISION ROADWAY IMPROVEMENTS FREE PREVIEW (LOW RISK) | NERKA SUBDIVISION, DILLINGHAM, AK 99576 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| ALEKNAGIK SEWAGE LAGOON FREE PREVIEW (LOW RISK) | LAKE STREET, ALEKNAGIK, AK 99555 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Dillingham (Ca) County, Alaska Environmental Due Diligence
How many EPA-regulated environmental sites are in Dillingham (Ca) County, Alaska?
Public U.S. EPA records track 33 regulated facilities in Dillingham (Ca) County, Alaska (ranking #46 of 66 jurisdictions in AK). Of those, 2 (6.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 8 (24.2%) have active non-compliance quarters.
Which ZIP codes and cities in Dillingham (Ca) County have the highest regulated facility density?
Within Dillingham (Ca) County, the highest concentrations of EPA-tracked facilities are located in ZIP 99576 (Ekuk, 43 sites), ZIP 99678 (Togiak, 13 sites), ZIP 99555 (Aleknagik, 3 sites), spanning municipal corridors including Togiak (13 sites), Ekuk (6 sites), Twin Hills (4 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Dillingham (Ca) County?
Across Dillingham (Ca) 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 Dillingham (Ca) County, AK?
Geologic indoor air screening places Dillingham (Ca) County in EPA Zone 3 — Low Potential (< 2.0 pCi/L). Counties in EPA Radon Zone 3 have a predicted average indoor radon level below 2.0 pCi/L, indicating lower regional geologic radon risk.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Dillingham (Ca) County, AK?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 33 Clean Water Act NPDES permits, and 0 impaired water dischargers in Dillingham (Ca) County, alongside 24 historical FEMA federal disaster declarations (12 flood/storm events).
Does Dillingham (Ca) County, AK have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Dillingham (Ca) County indicates a LOW 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.