Thurston County, Washington — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Thurston County, WA?
In Thurston County, Washington, public U.S. EPA records track 252 regulated facilities (#32 of 75 in Washington), including 34 (13.5%) High-Risk sites and $80,500 in federal penalties. Countywide due diligence also covers 3 Safe Drinking Water (SDWIS) facilities, 245 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Thurston 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📊 Thurston County, WA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Thurston County
ZIP Codes in Thurston County
Top EPA Regulated Facilities in Thurston 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 • YELM, WA (ZIP 98597 Sector) | HIGH (71/100) | Significant Violation (11 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • TENINO, WA (ZIP 98589 Sector) | HIGH (68/100) | Significant Violation (8 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • LACEY, WA (ZIP 98516 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • TUMWATER, WA (ZIP 98512 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 • OLYMPIA, WA (ZIP 98501 Sector) | HIGH (64/100) | Significant Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • TUMWATER, WA (ZIP 98512 Sector) | HIGH (64/100) | Significant Violation (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • OLYMPIA, WA (ZIP 98501 Sector) | HIGH (64/100) | Significant Violation (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • YELM, WA (ZIP 98597 Sector) | HIGH (64/100) | Significant Violation (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| BLACK LAKE BRIDGE FREE PREVIEW (LOW RISK) | UNSPECIFIED, OLYMPIA, WA 98512 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| CARPET LIQUIDATORS FREE PREVIEW (LOW RISK) | 7326 MARTIN WAY E, OLYMPIA, WA 98516 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| DESCHUTES FALLS WALKWAY & VIEWING PLATFORM FREE PREVIEW (LOW RISK) | 25005 BALD HILL RD SE, YELM, WA 98597 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| MAJ LACEY THE LANDING FREE PREVIEW (LOW RISK) | 909 SLEATER KINNEY RD SE, LACEY, WA 98503 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Thurston County, Washington Environmental Due Diligence
How many EPA-regulated environmental sites are in Thurston County County, Washington?
Public U.S. EPA records track 252 regulated facilities in Thurston County County, Washington (ranking #32 of 75 jurisdictions in WA). Of those, 34 (13.5%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 103 (40.9%) have active non-compliance quarters.
Which ZIP codes and cities in Thurston County County have the highest regulated facility density?
Within Thurston County County, the highest concentrations of EPA-tracked facilities are located in ZIP 98501 (Olympia, 286 sites), ZIP 98512 (Tumwater, 196 sites), spanning municipal corridors including Tumwater (192 sites), Maytown (2 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Thurston County County?
Across Thurston 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 Thurston County County, WA?
Geologic indoor air screening places Thurston 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 Thurston County County, WA?
Federal records track 3 Safe Drinking Water (SDWIS) facilities, 245 Clean Water Act NPDES permits, and 81 impaired water dischargers in Thurston County County, alongside 3 historical FEMA federal disaster declarations (3 flood/storm events).
Does Thurston County, WA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Thurston County indicates a MODERATE 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.