Petrolia, California — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Petrolia, CA?
Public U.S. EPA records track 9 regulated facilities in Petrolia, California (Humboldt County), including 1 High-Risk sites (11.1%) and 1 active violators. In addition to industrial waste, Petrolia properties are screened for Tap Water & Watershed Permits (1 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 4 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Petrolia, CA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Petrolia, CA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)ZIP Codes in Petrolia, CA
Highest-Scored EPA Regulated Facilities in Petrolia, 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 • PETROLIA, CA (ZIP 95558 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PETROLIA, CA (ZIP 95558 Sector) | MODERATE (30/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| MATTOLE RIVER ORGANIC FARMS FREE PREVIEW (LOW RISK) | 42354 MATTOLE RD, PETROLIA, CA 95558 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| HCDPW - MATTOLE MAINTENANCE STATION FREE PREVIEW (LOW RISK) | 37581 MATTOLE RD, PETROLIA, CA 95558 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| CHURCH OF SPIRITUAL TECHNOLOGY FREE PREVIEW (LOW RISK) | 23451 OLD MATOLLE RD, PETROLIA, CA 95558 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| HONEYDEW VALLEY FARMS, LLC FREE PREVIEW (LOW RISK) | 41088 MATTOLE ROAD, PETROLIA, CA 95558 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PETROLIA, CA (ZIP 95558 Sector) | LOW (15/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PETROLIA, CA (ZIP 95558 Sector) | LOW (15/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • PETROLIA, CA (ZIP 95558 Sector) | LOW (15/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Petrolia, California Environmental Risk & Radon
How many EPA-regulated facilities are in Petrolia, CA?
U.S. EPA records track 9 regulated facilities in Petrolia, California, including 1 high-risk sites (11.1%), 1 active violators (11.1%), and 8 RCRA hazardous waste handlers (88.9%).
Which ZIP codes in Petrolia, CA have the most EPA-tracked sites?
Within Petrolia, regulated facilities are primarily concentrated across ZIP 95558 (10 sites).
How can I check a specific house or commercial property in Petrolia, CA?
Enter the exact street address in Petrolia 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 Petrolia, CA and how many EPA water permits exist?
In Petrolia, CA, federal registries track 1 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 Petrolia, CA?
USDA regional soil screening for Petrolia indicates a LOW shrink-swell foundation signal, and Humboldt 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.