Grant County, Washington — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Grant County, WA?
In Grant County, Washington, public U.S. EPA records track 596 regulated facilities (#17 of 75 in Washington), including 22 (3.7%) High-Risk sites and $5,451,127 in federal penalties. Countywide due diligence also covers 202 Safe Drinking Water (SDWIS) facilities, 174 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (0 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Grant 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📊 Grant County, WA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Grant County
ZIP Codes in Grant County
Top EPA Regulated Facilities in Grant 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 • ROYAL CITY, WA (ZIP 99357 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • QUINCY, WA (ZIP 98848 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • MOSES LAKE, WA (ZIP 98837 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • SOAP LAKE, WA (ZIP 98851 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MOSES LAKE, WA (ZIP 98837 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ROYAL CITY, WA (ZIP 99357 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 • QUINCY, WA (ZIP 98848 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MOSES LAKE, WA (ZIP 98837 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| WA DOT EPHRATA FREE PREVIEW (LOW RISK) | 804 BASIN ST NW, EPHRATA, WA 98823 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| WA AGR M QUINCY 1 FREE PREVIEW (LOW RISK) | 21284 HWY 28, QUINCY, WA 98848 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| WA DA GRANT 2 FREE PREVIEW (LOW RISK) | T17N R30E S9, WARDEN, WA 98857 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| USDA USFS R06 MOSES LAKE AIRTANKER BASE FREE PREVIEW (LOW RISK) | 8868 TURNER RD NE, MOSES LAKE, WA 98837 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Grant County, Washington Environmental Due Diligence
How many EPA-regulated environmental sites are in Grant County, Washington?
Public U.S. EPA records track 596 regulated facilities in Grant County, Washington (ranking #17 of 75 jurisdictions in WA). Of those, 22 (3.7%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 51 (8.6%) have active non-compliance quarters.
Which ZIP codes and cities in Grant County have the highest regulated facility density?
Within Grant County, the highest concentrations of EPA-tracked facilities are located in ZIP 98837 (Moses Lake, 254 sites), ZIP 98926 (Ellensburg, 183 sites), ZIP 98848 (Quincy, 105 sites), spanning municipal corridors including Ellensburg (183 sites), Quincy (102 sites), Othello (84 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Grant County?
Across Grant County, 276 facilities (46.3% 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 Grant County, WA?
Geologic indoor air screening places Grant 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 Grant County, WA?
Federal records track 202 Safe Drinking Water (SDWIS) facilities, 174 Clean Water Act NPDES permits, and 6 impaired water dischargers in Grant County, alongside 1 historical FEMA federal disaster declarations (0 flood/storm events).
Does Grant County, WA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Grant County indicates a LOW 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.