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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • MONROVIA, CA

Monrovia, California — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Monrovia, CA?

Public U.S. EPA records track 804 regulated facilities in Monrovia, California (Los Angeles County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Monrovia properties are screened for Tap Water & Watershed Permits (43 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 12 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites
804
High-Risk (0.0% vs 0.3% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
43
Federal Penalties
$0

Monrovia, CA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan
🌊 Flood Zone & FEMA Disaster History
Los Angeles County: 12 FEMA Declarations (5 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: LOW • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
2 SDWIS Systems • 41 NPDES Permits
🔒 2 Impaired Water (303d) & 8 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Monrovia, CA Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 772 (96.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 43 (5.3%)
Active EPA Non-Compliance Dockets 0 (0.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Very High (100.0/100)
🌊 Flood Exposure 9/10 • Very High Hazard
🔥 Wildfire Hazard 9/10 • Very High Hazard
☀️ Extreme Heat 7/10 • High Hazard
🌪️ Severe Wind / Storm 7/10 • High Hazard
🫨 USGS Earthquake 9/10 • Very High Hazard
3. City vs. County & State Benchmark
Monrovia High-Risk Rate 0.0%
Los Angeles County Average 0.2%
California (CA) Statewide Avg 0.3%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Scan a Property Address in Monrovia →

ZIP Codes in Monrovia, CA

ZIP 91016 (792 sites • 0 High Risk) ZIP 91716 (9 sites • 0 High Risk) ZIP 91019 (1 sites • 0 High Risk) ZIP 91017 (1 sites • 0 High Risk) ZIP 91060 (1 sites • 0 High Risk) ZIP 91062 (1 sites • 0 High Risk) ZIP 90168 (1 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Monrovia, CA

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

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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 • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • MONROVIA, CA (ZIP 91016 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
DYNAMIC AUTO IMAGES MONROVIA FREE PREVIEW (LOW RISK) 1705 MOUNTAIN AVE, MONROVIA, CA 91016 LOW (17/100) No Violation Identified (0 qtrs NC) $0
STAAR SURGICAL CO FREE PREVIEW (LOW RISK) 1911 WALKER AVE, MONROVIA, CA 91016 LOW (17/100) No Violation Identified (0 qtrs NC) $0
EDDIE GUIRAGOSSIAN CO FREE PREVIEW (LOW RISK) 412 S MOUNTAIN AVE, MONROVIA, CA 91016 LOW (17/100) No Violation Identified (0 qtrs NC) $0
DANS AUTOMOTIVE FREE PREVIEW (LOW RISK) 804 E HUNTINGTON UNIT A, MONROVIA, CA 91016 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 + 792 Additional Regulated & Enforcement Records in Monrovia, CA Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Monrovia, California Environmental Risk & Radon

How many EPA-regulated facilities are in Monrovia, CA?

U.S. EPA records track 804 regulated facilities in Monrovia, California, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 772 RCRA hazardous waste handlers (96.0%).

Which ZIP codes in Monrovia, CA have the most EPA-tracked sites?

Within Monrovia, regulated facilities are primarily concentrated across ZIP 91016 (792 sites), ZIP 91716 (9 sites), ZIP 91019 (1 sites), ZIP 91017 (1 sites).

How can I check a specific house or commercial property in Monrovia, CA?

Enter the exact street address in Monrovia 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 Monrovia, CA and how many EPA water permits exist?

In Monrovia, CA, federal registries track 2 Safe Drinking Water (SDWIS) facilities, 41 Clean Water Act NPDES permits, and 2 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Monrovia, CA?

USDA regional soil screening for Monrovia indicates a LOW shrink-swell foundation signal, and Los Angeles County has recorded 12 federal FEMA disaster declarations (5 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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