Washington (WA) — Flood Zone, Tap Water Quality, Soil Foundation, Radon & EPA Hazards
According to public U.S. EPA, USDA, and FEMA registries (current as of November 01, 2026), Washington tracks 46,871 EPA-regulated facilities, including 2,436 High-Risk sites (5.2%), 6,192 active violators, and $162,506,471 in federal penalties. Statewide environmental due diligence also covers 9,211 Safe Drinking Water (SDWIS) facilities, 17,483 Clean Water NPDES permits, 46 historical FEMA disaster declarations, USDA Soil Shrink-Swell (MODERATE regional signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Washington (WA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Screening Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Washington (WA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Major Municipal Environmental Directories in Washington
Counties in Washington (104)
Highest-Density ZIP Codes in Washington
| ZIP Code | City | Total Sites | High Risk |
|---|---|---|---|
| 98226 | Bellingham | 403 | 40 |
| 98223 | Arlington | 387 | 37 |
| 98032 | Kent | 734 | 36 |
| 98421 | Tacoma | 445 | 33 |
| 98532 | Chehalis | 253 | 33 |
| 98248 | Ferndale | 243 | 32 |
| 98108 | Seattle | 564 | 31 |
| 98642 | Ridgefield | 262 | 28 |
| 98632 | Longview | 269 | 27 |
| 98273 | Mount Vernon | 286 | 22 |
| 98390 | Sumner | 280 | 22 |
| 98233 | Burlington | 243 | 22 |
| 98225 | Bellingham | 295 | 21 |
| 98134 | Seattle | 449 | 20 |
| 98501 | Olympia | 286 | 20 |
| 98604 | Battle Ground | 196 | 20 |
| 98277 | Oak Harbor | 187 | 20 |
| 98837 | Moses Lake | 254 | 19 |
| 98221 | Anacortes | 200 | 19 |
| 98660 | Vancouver | 187 | 19 |
| 98926 | Ellensburg | 183 | 19 |
| 98671 | Washougal | 133 | 19 |
| 98072 | Woodinville | 311 | 18 |
| 98512 | Tumwater | 196 | 17 |
| 98312 | Bremerton | 180 | 17 |
| 98607 | Camas | 177 | 17 |
| 98230 | Blaine | 137 | 17 |
| 98001 | Auburn | 332 | 16 |
| 98802 | East Wenatchee | 161 | 16 |
| 98520 | Aberdeen | 155 | 16 |
| 98674 | Woodland | 149 | 16 |
| 98247 | Everson | 78 | 16 |
| 98801 | Wenatchee | 272 | 15 |
| 99362 | Walla Walla | 266 | 15 |
| 98055 | Renton | 197 | 15 |
| 98022 | Enumclaw | 186 | 15 |
| 98367 | Bremerton | 134 | 15 |
| 98201 | Everett | 293 | 14 |
| 98531 | Centralia | 186 | 14 |
| 98290 | Snohomish | 173 | 14 |
| 98383 | Silverdale | 147 | 14 |
| 98366 | Port Orchard | 232 | 13 |
| 98021 | Bothell | 213 | 13 |
| 98371 | Edgewood | 200 | 13 |
| 99163 | Pullman | 166 | 13 |
| 99352 | Richland | 158 | 13 |
| 98944 | Sunnyside | 104 | 13 |
| 98363 | Port Angeles | 92 | 13 |
| 98052 | Redmond | 572 | 12 |
| 99301 | Pasco | 337 | 12 |
| 98584 | Shelton | 204 | 12 |
| 98370 | Poulsbo | 203 | 12 |
| 98409 | Tacoma | 302 | 11 |
| 98424 | Tacoma | 244 | 11 |
| 98027 | Issaquah | 206 | 11 |
| 98665 | Vancouver | 187 | 11 |
| 98516 | Lacey | 181 | 11 |
| 98264 | Lynden | 151 | 11 |
| 98042 | Covington | 150 | 11 |
| 98110 | Bainbridge Island | 141 | 11 |
Highest-Scored EPA Enforcement & Contamination Facilities in Washington
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 • PORT TOWNSEND, WA (ZIP 98368 Sector) | HIGH (98/100) | Significant Violation (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SEATTLE, WA (ZIP 98199 Sector) | HIGH (97/100) | Significant Violation (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • HOQUIAM, WA (ZIP 98550 Sector) | HIGH (96/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ANACORTES, WA (ZIP 98221 Sector) | HIGH (95/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • TACOMA, WA (ZIP 98421 Sector) | HIGH (95/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ANACORTES, WA (ZIP 98221 Sector) | HIGH (94/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • OLYMPIA, WA (ZIP 98501 Sector) | HIGH (93/100) | Violation Identified (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • KENT, WA (ZIP 98032 Sector) | HIGH (93/100) | Significant Violation (10 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| TARGET STORE 0607 FREE PREVIEW (LOW RISK) | 2925 HARRISON AVE NW, OLYMPIA, WA 98502 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| A PLUS REMOVAL & RECYCLING LLC FREE PREVIEW (LOW RISK) | 116 CLAY ST NW STE B1, AUBURN, WA 98001 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| DOCTOR DONS AUTOMOTIVE INC FREE PREVIEW (LOW RISK) | 1136 NW 50TH ST, SEATTLE, WA 98107 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| COMPLETE AUTOMOTIVE INC FREE PREVIEW (LOW RISK) | 909 E UNION ST, SEATTLE, WA 98122 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Washington (WA) Environmental Due Diligence & EPA Dataset
How many EPA-regulated environmental sites and high-risk facilities are in Washington?
Public U.S. EPA records track 46,871 regulated facilities across Washington. Of those, 2,436 (5.2%) are classified in the High-Risk tier due to formal enforcement actions, penalties, or toxic chemical releases, and 6,192 (13.2%) have active non-compliance quarters.
Which counties and ZIP codes in Washington have the highest concentration of EPA-regulated sites?
In Washington, the highest regulated facility volumes are concentrated in King County (9,924 sites), Pierce County (3,755 sites), Snohomish County (3,175 sites), Spokane County (1,807 sites), with key high-risk postal sectors including ZIP 98226 (Bellingham, 40 high-risk), ZIP 98223 (Arlington, 37 high-risk), ZIP 98032 (Kent, 36 high-risk), ZIP 98421 (Tacoma, 33 high-risk).
How many drinking water systems (SDWIS), Clean Water permits, and FEMA disaster declarations are recorded in Washington?
Statewide in Washington, federal registries track 9,211 Safe Drinking Water (SDWIS) facilities, 17,483 Clean Water Act NPDES permits, and 3,911 impaired water body (303d) dischargers, alongside 46 historical FEMA disaster declarations.
What is the EPA Radon Zone and USDA Soil Foundation Risk for properties in Washington?
Regional geologic screening places Washington in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L) with USDA regional soil shrink-swell rated MODERATE. Run a street address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.