ZIP 98512 (Tumwater, WA) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 98512 in Tumwater, Washington (Thurston County) has 196 EPA-tracked facilities, including 17 High-Risk sites (8.7%), 34 active violators, and $5,000 in federal penalties. Beyond industrial pollution, properties in ZIP 98512 are screened across 3 historical Thurston County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (125), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
ZIP 98512 (Tumwater, WA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 98512 (Tumwater, WA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 98512 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 17 High-Risk and 34 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 98512 (Tumwater, 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 Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • TUMWATER, WA (ZIP 98512 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 • TUMWATER, WA (ZIP 98512 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 • TUMWATER, WA (ZIP 98512 Sector) | HIGH (64/100) | Significant Violation (9 qtrs NC) | 🔒 9 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 (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • OLYMPIA, WA (ZIP 98512 Sector) | HIGH (64/100) | Significant Violation (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • OLYMPIA, WA (ZIP 98512 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • OLYMPIA, WA (ZIP 98512 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • OLYMPIA, WA (ZIP 98512 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| WALMART STORE #3850-00 FREE PREVIEW (LOW RISK) | 5900 LITTLEROCK RD SW, TUMWATER, WA 98512 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| THURSTON CNTY RD AND TRANS SVC DEPT EQUI FREE PREVIEW (LOW RISK) | 9605 TILLEY RD S, OLYMPIA, WA 98512 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| PUGET COLLISION LLC DBA FIX AUTO TUMWATER FREE PREVIEW (LOW RISK) | 3519 BLACK LAKE BLVD SW, TUMWATER, WA 98512 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| KETOLA TARGUS PAINTING INC FREE PREVIEW (LOW RISK) | 3285 FERGUSON ST SW STE 103, TUMWATER, WA 98512 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 98512 (Tumwater, WA) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 98512 (Tumwater, WA)?
ZIP code 98512 (Tumwater, WA) contains 196 EPA-tracked facilities, of which 17 (8.7%) are classified in the High-Risk tier, 34 (17.3%) have active compliance violations, and 79 (40.3%) handle RCRA hazardous waste.
How does ZIP 98512 compare to Thurston County and Washington averages?
In ZIP 98512, 8.7% of regulated sites are rated High Risk, compared to 4.9% across Thurston County and 5.2% statewide in Washington.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 98512?
Geologic screening places ZIP 98512 in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 98512 (Tumwater, WA) in a FEMA flood zone and what is the flood disaster history?
Thurston County has recorded 3 historical FEMA federal disaster declarations (3 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 98512 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 98512 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 98512 indicates a MODERATE shrink-swell risk signal. Within ZIP 98512, federal registries track 31 SDWIS drinking water facilities, 94 Clean Water NPDES permits, and 29 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.