Yosemite, California — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Yosemite, CA?
Public U.S. EPA records track 7 regulated facilities in Yosemite, California (Mariposa County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Yosemite properties are screened for Tap Water & Watershed Permits (0 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 6 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Yosemite, CA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Yosemite, CA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)ZIP Codes in Yosemite, CA
Highest-Scored EPA Regulated Facilities in Yosemite, 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 • YOSEMITE, CA (ZIP 95389 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • YOSEMITE, CA (ZIP 95389 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| PACIFIC BELL TELEPHONE COMPANY FREE PREVIEW (LOW RISK) | 5013 EL PORTAL RD, YOSEMITE, CA 95389 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| PACIFIC BELL TELEPHONE CO DBA AT&T CALIF FREE PREVIEW (LOW RISK) | 774 HENNESS RIDGE, YOSEMITE, CA 95338 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| YOSEMITE HOSPITALITY LLC FREE PREVIEW (LOW RISK) | 9032 VILLAGE WAY, YOSEMITE, CA 95389 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| YOSEMITE NATIONAL PARK FACILITY (RCRA # CA5141790118) FREE PREVIEW (LOW RISK) | 5083 FORESTA RD, YOSEMITE, CA 95318 | LOW (9/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Yosemite, California Environmental Risk & Radon
How many EPA-regulated facilities are in Yosemite, CA?
U.S. EPA records track 7 regulated facilities in Yosemite, California, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 6 RCRA hazardous waste handlers (85.7%).
Which ZIP codes in Yosemite, CA have the most EPA-tracked sites?
Within Yosemite, regulated facilities are primarily concentrated across local postal codes.
How can I check a specific house or commercial property in Yosemite, CA?
Enter the exact street address in Yosemite 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 Yosemite, CA and how many EPA water permits exist?
In Yosemite, 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 Yosemite, CA?
USDA regional soil screening for Yosemite indicates a MODERATE shrink-swell foundation signal, and Mariposa County has recorded 6 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.