ZIP 91355 (Valencia, CA) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 91355 in Valencia, California (Los Angeles County) has 1,596 EPA-tracked facilities, including 6 High-Risk sites (0.4%), 11 active violators, and $690,000 in federal penalties. Beyond industrial pollution, properties in ZIP 91355 are screened across 12 historical Los Angeles County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (315), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
ZIP 91355 (Valencia, CA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 91355 (Valencia, CA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 91355 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 6 High-Risk and 11 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 91355 (Valencia, 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 Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | HIGH (68/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | HIGH (65/100) | Resolved / Historical Non-Compliance (8 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | HIGH (64/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | MODERATE (48/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | MODERATE (48/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | MODERATE (48/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | MODERATE (46/100) | Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • VALENCIA, CA (ZIP 91355 Sector) | MODERATE (41/100) | Resolved / Historical Non-Compliance (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| RAH INDUSTRIES FREE PREVIEW (LOW RISK) | 24800 AVENUE ROCKEFELLER, VALENCIA, CA 91355 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| PERCUSENSE INC FREE PREVIEW (LOW RISK) | 25134 RYE CANYON LOOP STE 180, VALENCIA, CA 91355 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| DAN'S PRECISION GRINDING FREE PREVIEW (LOW RISK) | 25520 AVENUE STANFORD UNIT 316, VALENCIA, CA 91355 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| YOUR HONOR FREE PREVIEW (LOW RISK) | 25135 ANZA DRIVE, UNIT B, SANTA CLARITA, CA 91355 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 91355 (Valencia, CA) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 91355 (Valencia, CA)?
ZIP code 91355 (Valencia, CA) contains 1,596 EPA-tracked facilities, of which 6 (0.4%) are classified in the High-Risk tier, 11 (0.7%) have active compliance violations, and 1,354 (84.8%) handle RCRA hazardous waste.
How does ZIP 91355 compare to Los Angeles County and California averages?
In ZIP 91355, 0.4% of regulated sites are rated High Risk, compared to 0.2% across Los Angeles County and 0.3% statewide in California.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 91355?
Geologic screening places ZIP 91355 in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 91355 (Valencia, CA) in a FEMA flood zone and what is the flood disaster history?
Los Angeles County has recorded 12 historical FEMA federal disaster declarations (5 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 91355 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 91355 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 91355 indicates a LOW shrink-swell risk signal. Within ZIP 91355, federal registries track 3 SDWIS drinking water facilities, 312 Clean Water NPDES permits, and 63 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.