Skamania County, Washington — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Skamania County, WA?
In Skamania County, Washington, public U.S. EPA records track 110 regulated facilities (#43 of 75 in Washington), including 4 (3.6%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 48 Safe Drinking Water (SDWIS) facilities, 45 Clean Water NPDES permits, 8 FEMA Federal Disaster Declarations (5 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Skamania County, WA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Skamania County, WA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Skamania County
Top EPA Regulated Facilities in Skamania County, WA
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 • STEVENSON, WA (ZIP 98648 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • STEVENSON, WA (ZIP 98648 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • NORTH BONNEVILLE, WA (ZIP 98639 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • NORTH BONNEVILLE, WA (ZIP 98639 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • WASHOUGAL, WA (ZIP 98671 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • CARSON, WA (ZIP 98610 Sector) | MODERATE (47/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • COUGAR, WA (ZIP 98616 Sector) | MODERATE (45/100) | Violation Identified (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • NORTH BONNEVILLE, WA (ZIP 98639 Sector) | MODERATE (44/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| USGS COLUMBIA RIVER RESEARCH LABORATORY FREE PREVIEW (LOW RISK) | 5501 COOK UNDERWOOD RD STE A, COOK, WA 98605 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| MOLDED FIBER GLASS NORTHWEST SITE FREE PREVIEW (LOW RISK) | 30 SE CASCADE AVE, STEVENSON, WA 98648 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| WA AGR SKAMANIA 1 FREE PREVIEW (LOW RISK) | 1402 B LITTLE BUCK CREEK RD, UNDERWOOD, WA 98651 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| USDA USFS R06 GPNF WIR FREE PREVIEW (LOW RISK) | S17 T4N R5E SW1/4, YACOLT, WA 98675 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Skamania County, Washington Environmental Due Diligence
How many EPA-regulated environmental sites are in Skamania County, Washington?
Public U.S. EPA records track 110 regulated facilities in Skamania County, Washington (ranking #43 of 75 jurisdictions in WA). Of those, 4 (3.6%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 15 (13.6%) have active non-compliance quarters.
Which ZIP codes and cities in Skamania County have the highest regulated facility density?
Within Skamania County, the highest concentrations of EPA-tracked facilities are located in ZIP 98366 (Port Orchard, 232 sites), ZIP 98648 (Stevenson, 41 sites), ZIP 98605 (Cook, 27 sites), spanning municipal corridors including Port Orchard (349 sites), Stevenson (36 sites), Yacolt (15 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Skamania County?
Across Skamania County, 37 facilities (33.6% 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 Skamania County, WA?
Geologic indoor air screening places Skamania County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Skamania County, WA?
Federal records track 48 Safe Drinking Water (SDWIS) facilities, 45 Clean Water Act NPDES permits, and 9 impaired water dischargers in Skamania County, alongside 8 historical FEMA federal disaster declarations (5 flood/storm events).
Does Skamania County, WA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Skamania County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.