Washoe County, Nevada — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Washoe County, NV?
In Washoe County, Nevada, public U.S. EPA records track 707 regulated facilities (#4 of 33 in Nevada), including 5 (0.7%) High-Risk sites and $79,500 in federal penalties. Countywide due diligence also covers 3 Safe Drinking Water (SDWIS) facilities, 681 Clean Water NPDES permits, 15 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).
Washoe County, NV 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Washoe County, NV Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Washoe County
ZIP Codes in Washoe County
Top EPA Regulated Facilities in Washoe County, NV
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 • SPARKS, NV (ZIP 89431 Sector) | HIGH (69/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SPARKS, NV (ZIP 89431 Sector) | HIGH (66/100) | Significant Violation (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • RENO, NV (ZIP 89511 Sector) | HIGH (64/100) | Significant Violation (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • RENO, NV (ZIP 89510 Sector) | HIGH (64/100) | Significant Violation (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • SPARKS, NV (ZIP 89431 Sector) | MODERATE (37/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • SPARKS, NV (ZIP 89431 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • RENO, NV (ZIP 89512 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SPARKS, NV (ZIP 89441 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| HILTON GARAGE DEWATERING FREE PREVIEW (LOW RISK) | 255 N SIERRA ST, RENO, NV 89501 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| SHARLANDS APARTMENTS FREE PREVIEW (LOW RISK) | 0 MAE ANNE AVE, RENO, NV 89521 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| GRACE CHURCH PARKING LOT FREE PREVIEW (LOW RISK) | 1220 ROBB DRIVE, RENO, NV 89512 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| RANCHARRAH EQUESTRIAN VILLAGE FREE PREVIEW (LOW RISK) | 0 TALBOT LANE, RENO, NV 89511 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Washoe County, Nevada Environmental Due Diligence
How many EPA-regulated environmental sites are in Washoe County County, Nevada?
Public U.S. EPA records track 707 regulated facilities in Washoe County County, Nevada (ranking #4 of 33 jurisdictions in NV). Of those, 5 (0.7%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 5 (0.7%) have active non-compliance quarters.
Which ZIP codes and cities in Washoe County County have the highest regulated facility density?
Within Washoe County County, the highest concentrations of EPA-tracked facilities are located in ZIP 89431 (Sparks, 663 sites), ZIP 89434 (Sparks, 214 sites), ZIP 89506 (Reno, 209 sites), spanning municipal corridors including Sparks (957 sites), Verdi (35 sites), Washoe County (18 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Washoe County County?
Across Washoe County County, 11 facilities (1.6% 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 Washoe County County, NV?
Geologic indoor air screening places Washoe 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 Washoe County County, NV?
Federal records track 3 Safe Drinking Water (SDWIS) facilities, 681 Clean Water Act NPDES permits, and 126 impaired water dischargers in Washoe County County, alongside 15 historical FEMA federal disaster declarations (0 flood/storm events).
Does Washoe County, NV have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Washoe County indicates a LOW shrink-swell risk signal and steel pipe corrosivity rated Low. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.