Matanuska-Susitna County, Alaska — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Matanuska-Susitna County, AK?
In Matanuska-Susitna County, Alaska, public U.S. EPA records track 1,534 regulated facilities (#1 of 66 in Alaska), including 11 (0.7%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 370 Safe Drinking Water (SDWIS) facilities, 1,042 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Matanuska-Susitna 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📊 Matanuska-Susitna County, AK Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Matanuska-Susitna County
Top EPA Regulated Facilities in Matanuska-Susitna 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 • WASILLA, AK (ZIP 99623 Sector) | HIGH (72/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PALMER, AK (ZIP 99645 Sector) | HIGH (64/100) | Significant Violation (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ANCHORAGE, AK (ZIP 99507 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • WASILLA, AK (ZIP 99654 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • WASILLA, AK (ZIP 99654 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • WASILLA, AK (ZIP 99623 Sector) | HIGH (64/100) | Significant Violation (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • PALMER, AK (ZIP 99645 Sector) | MODERATE (44/100) | Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • TRAPPER CREEK, AK (ZIP 99683 Sector) | MODERATE (41/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| COOK INLET REGION INC FREE PREVIEW (LOW RISK) | SKWENTNA, SKWENTNA, AK 99667 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| FISHHOOK QUICK STORE FREE PREVIEW (LOW RISK) | MI 3 FISHHOOK RD, WASILLA, AK 99654 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| ENSTAR NATURAL GAS FREE PREVIEW (LOW RISK) | 3351 E PALMER-WASILLA HWY, WASILLA, AK 99654 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| WASILLA REFUSE FREE PREVIEW (LOW RISK) | 2400 POLAR BEAR DR, WASILLA, AK 99654 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Matanuska-Susitna County, Alaska Environmental Due Diligence
How many EPA-regulated environmental sites are in Matanuska-Susitna County, Alaska?
Public U.S. EPA records track 1,534 regulated facilities in Matanuska-Susitna County, Alaska (ranking #1 of 66 jurisdictions in AK). Of those, 11 (0.7%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 101 (6.6%) have active non-compliance quarters.
Which ZIP codes and cities in Matanuska-Susitna County have the highest regulated facility density?
Within Matanuska-Susitna County, the highest concentrations of EPA-tracked facilities are located in ZIP 99654 (Wasilla, 293 sites), ZIP 99645 (Palmer, 220 sites), ZIP 99623 (Wasilla, 52 sites), spanning municipal corridors including Wasilla (357 sites), Palmer (223 sites), Talkeetna (51 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Matanuska-Susitna County?
Across Matanuska-Susitna County, 114 facilities (7.4% 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 Matanuska-Susitna County, AK?
Geologic indoor air screening places Matanuska-Susitna 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 Matanuska-Susitna County, AK?
Federal records track 370 Safe Drinking Water (SDWIS) facilities, 1,042 Clean Water Act NPDES permits, and 13 impaired water dischargers in Matanuska-Susitna County, alongside 2 historical FEMA federal disaster declarations (1 flood/storm events).
Does Matanuska-Susitna County, AK have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Matanuska-Susitna 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.