Hillsburough, California — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Hillsburough, CA?
Public U.S. EPA records track 1 regulated facilities in Hillsburough, California (San Mateo County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Hillsburough properties are screened for Tap Water & Watershed Permits (0 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).
Hillsburough, CA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Hillsburough, CA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)ZIP Codes in Hillsburough, CA
Highest-Scored EPA Regulated Facilities in Hillsburough, 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 |
|---|---|---|---|---|
| PG&E PIPELINE PROJECT T-1438 FREE PREVIEW (LOW RISK) | LAT: 37.539349, LONG: -122.363470, HILLSBUROUGH, CA 94010 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Hillsburough, California Environmental Risk & Radon
How many EPA-regulated facilities are in Hillsburough, CA?
U.S. EPA records track 1 regulated facilities in Hillsburough, California, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 1 RCRA hazardous waste handlers (100.0%).
Which ZIP codes in Hillsburough, CA have the most EPA-tracked sites?
Within Hillsburough, regulated facilities are primarily concentrated across local postal codes.
How can I check a specific house or commercial property in Hillsburough, CA?
Enter the exact street address in Hillsburough 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 Hillsburough, CA and how many EPA water permits exist?
In Hillsburough, CA, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Hillsburough, CA?
USDA regional soil screening for Hillsburough indicates a MODERATE shrink-swell foundation signal, and San Mateo County has recorded 4 federal FEMA disaster declarations (4 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.