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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • ISSAQUAH, WA

Issaquah, Washington — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Issaquah, WA?

Public U.S. EPA records track 266 regulated facilities in Issaquah, Washington (King County), including 15 High-Risk sites (5.6%) and 30 active violators. In addition to industrial waste, Issaquah properties are screened for Tap Water & Watershed Permits (142 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 4 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites
266
High-Risk (5.6% vs 5.2% State)
15
Active Violators (11.3%)
30
Drinking & Clean Water
142
Federal Penalties
$3,214,024

Issaquah, WA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan
🌊 Flood Zone & FEMA Disaster History
King County: 4 FEMA Declarations (3 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: MODERATE • Pipe Corrosion: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
15 SDWIS Systems • 127 NPDES Permits
🔒 21 Impaired Water (303d) & 36 Violation Dockets Locked
Unlock Utility Violation Log →
☢️ EPA Radon & Karst Sinkhole
EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Issaquah, WA Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 128 (48.1%)
Clean Water (NPDES) & Drinking Water (SDWIS) 142 (53.4%)
Active EPA Non-Compliance Dockets 30 (11.3%)
High-Risk Enforcement Facilities 15 (5.6%)
2. FEMA NRI & USGS Hazard Index (1–10) Very High (99.7/100)
🌊 Flood Exposure 9/10 • Very High Hazard
🔥 Wildfire Hazard 3/10 • Low Hazard
☀️ Extreme Heat 7/10 • High Hazard
🌪️ Severe Wind / Storm 5/10 • Moderate Hazard
🫨 USGS Earthquake 9/10 • Very High Hazard
3. City vs. County & State Benchmark
Issaquah High-Risk Rate 5.6%
King County Average 3.2%
Washington (WA) Statewide Avg 5.2%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Scan a Property Address in Issaquah →

ZIP Codes in Issaquah, WA

ZIP 98027 (206 sites • 11 High Risk) ZIP 98029 (72 sites • 4 High Risk)

Highest-Scored EPA Regulated Facilities in Issaquah, WA

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

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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 • ISSAQUAH, WA (ZIP 98027 Sector) HIGH (82/100) Violation Identified (12 qtrs NC) 🔒 $100,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • ISSAQUAH, WA (ZIP 98027 Sector) HIGH (70/100) Significant Violation (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • ISSAQUAH, WA (ZIP 98027 Sector) HIGH (67/100) Significant Violation (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • ISSAQUAH, WA (ZIP 98029 Sector) HIGH (67/100) Significant Violation (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • ISSAQUAH, WA (ZIP 98027 Sector) HIGH (66/100) Significant Violation (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • ISSAQUAH, WA (ZIP 98029 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 • ISSAQUAH, WA (ZIP 98027 Sector) HIGH (64/100) Significant Violation (5 qtrs NC) 🔒 5 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • ISSAQUAH, WA (ZIP 98027 Sector) HIGH (64/100) Significant Violation (8 qtrs NC) 🔒 8 Qtrs Non-Compliance • Unlock →
FLOYD SMITH PAINTING FREE PREVIEW (LOW RISK) 280 NE BIRCH ST, ISSAQUAH, WA 98027 LOW (17/100) No Violation Identified (0 qtrs NC) $0
PACIFIC RESOURCE MANAGEMENT ISSAQUAH FREE PREVIEW (LOW RISK) 22819 SE 64TH ST, ISSAQUAH, WA 98027 LOW (17/100) No Violation Identified (0 qtrs NC) $0
GLASSIFICATION INTL LTD FREE PREVIEW (LOW RISK) 1500 19TH AVE NW, ISSAQUAH, WA 98027 LOW (17/100) No Violation Identified (0 qtrs NC) $0
PROVIDENCE POINT UMBRELLA FREE PREVIEW (LOW RISK) 22780 SE 43RD CT STE 125, ISSAQUAH, WA 98029 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 + 254 Additional Regulated & Enforcement Records in Issaquah, WA Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Issaquah, Washington Environmental Risk & Radon

How many EPA-regulated facilities are in Issaquah, WA?

U.S. EPA records track 266 regulated facilities in Issaquah, Washington, including 15 high-risk sites (5.6%), 30 active violators (11.3%), and 128 RCRA hazardous waste handlers (48.1%).

Which ZIP codes in Issaquah, WA have the most EPA-tracked sites?

Within Issaquah, regulated facilities are primarily concentrated across ZIP 98027 (206 sites), ZIP 98029 (72 sites).

How can I check a specific house or commercial property in Issaquah, WA?

Enter the exact street address in Issaquah into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Is tap water safe in Issaquah, WA and how many EPA water permits exist?

In Issaquah, WA, federal registries track 15 Safe Drinking Water (SDWIS) facilities, 127 Clean Water Act NPDES permits, and 21 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Issaquah, WA?

USDA regional soil screening for Issaquah indicates a MODERATE shrink-swell foundation signal, and King County has recorded 4 federal FEMA disaster declarations (3 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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