San Diego County, California — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in San Diego County, CA?
In San Diego County, California, public U.S. EPA records track 2,356 regulated facilities (#32 of 136 in California), including 3 (0.1%) High-Risk sites and $183,117 in federal penalties. Countywide due diligence also covers 127 Safe Drinking Water (SDWIS) facilities, 2,143 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
San Diego County, CA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 San Diego County, CA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in San Diego County
Top EPA Regulated Facilities in San Diego County, CA
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 Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • OCEANSIDE, CA (ZIP 92056 Sector) | MODERATE (39/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SAN DIEGO, CA (ZIP 92113 Sector) | MODERATE (37/100) | Resolved / Historical Non-Compliance (6 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SAN DIEGO, CA (ZIP 92113 Sector) | MODERATE (35/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • SAN DIEGO, CA (ZIP 92101 Sector) | MODERATE (35/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ESCONDIDO, CA (ZIP 92025 Sector) | MODERATE (35/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ESCONDIDO, CA (ZIP 92029 Sector) | MODERATE (34/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • SAN DIEGO, CA (ZIP 92108 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • VISTA, CA (ZIP 92081 Sector) | MODERATE (32/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| STEICO INDUSTRIES FREE PREVIEW (LOW RISK) | 1814 ORD WAY, OCEANSIDE, CA 92056 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| CANYON GRAPHICS FREE PREVIEW (LOW RISK) | 6680 COBRA WAY, SAN DIEGO, CA 92121 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| F POZO TRANSPORT FREE PREVIEW (LOW RISK) | 9955 MARCONI DRIVE, SAN DIEGO, CA 92154 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| RINCON GENERAL SERVICES FREE PREVIEW (LOW RISK) | 33483 VALLEY CENTER ROAD, VALLEY CENTER, CA 92082 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — San Diego County, California Environmental Due Diligence
How many EPA-regulated environmental sites are in San Diego County County, California?
Public U.S. EPA records track 2,356 regulated facilities in San Diego County County, California (ranking #32 of 136 jurisdictions in CA). Of those, 3 (0.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 18 (0.8%) have active non-compliance quarters.
Which ZIP codes and cities in San Diego County County have the highest regulated facility density?
Within San Diego County County, the highest concentrations of EPA-tracked facilities are located in ZIP 92067 (Rancho Santa Fe, 190 sites), ZIP 91914 (Chula Vista, 79 sites), ZIP 92036 (Julian, 70 sites), spanning municipal corridors including Julian (71 sites), Abbott (9 sites), Mira Mesa (8 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in San Diego County County?
Across San Diego County County, 199 facilities (8.4% 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 San Diego County County, CA?
Geologic indoor air screening places San Diego 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 San Diego County County, CA?
Federal records track 127 Safe Drinking Water (SDWIS) facilities, 2,143 Clean Water Act NPDES permits, and 457 impaired water dischargers in San Diego County County, alongside 3 historical FEMA federal disaster declarations (3 flood/storm events).
Does San Diego County, CA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for San Diego 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.