PUBLIC DATA SOURCE: U.S. EPA ECHO, FRS, RCRA, TRI & FEMA NFHL 3,230,651 Regulated Sites • All 50 States • Data as of November 01, 2026
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Home › States › California › Concord, CA
6-IN-1 MUNICIPAL ENVIRONMENTAL, WATER, SOIL & FLOOD HUB • CONCORD, CA

Concord, California — Flood Zone, Tap Water Quality, Soil Foundation, Radon & EPA Hazards

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Public U.S. EPA records track 3,588 regulated facilities in Concord, California (Contra Costa County), including 5 High-Risk sites (0.1%) and 6 active violators. In addition to industrial waste, Concord properties are screened for Tap Water & Watershed Permits (125 systems), USDA Soil Foundation Shrink-Swell (HIGH signal), 2 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites
3,588
High-Risk (0.1% vs 0.3% State)
5
Active Violators (0.2%)
6
Drinking & Clean Water
125
Federal Penalties
$5,355,750

Concord, 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
Contra Costa County: 2 FEMA Declarations (2 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: HIGH • Pipe Corrosion: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
12 SDWIS Systems • 113 NPDES Permits
🔒 35 Impaired Water (303d) & 6 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 Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

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

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 3,465 (96.6%)
Clean Water (NPDES) & Drinking Water (SDWIS) 125 (3.5%)
Active EPA Non-Compliance Dockets 6 (0.2%)
High-Risk Enforcement Facilities 5 (0.1%)
2. FEMA NRI & USGS Hazard Index (1–10) Very High (99.5/100)
🌊 Flood Exposure 10/10 • Very High
🔥 Wildfire Hazard 10/10 • Relatively Moderate
☀️ Extreme Heat 10/10 • Relatively High
🌪️ Severe Wind / Storm 5/10 • Relatively Low
🫨 USGS Earthquake 10/10 • Relatively High
3. City vs. County & State Benchmark
Concord High-Risk Rate 0.1%
Contra Costa County Average 0.3%
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 Concord →

ZIP Codes in Concord, CA

ZIP 94520 (1,373 sites • 4 High Risk) ZIP 94521 (983 sites • 1 High Risk) ZIP 94518 (779 sites • 0 High Risk) ZIP 94519 (432 sites • 0 High Risk) ZIP 94524 (7 sites • 0 High Risk) ZIP 90520 (1 sites • 0 High Risk) ZIP 94529 (1 sites • 0 High Risk) ZIP 64520 (1 sites • 0 High Risk) ZIP 94250 (1 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Concord, CA

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

Unlock Full Concord Dossier →
Facility Name / Hazard Type Sector Location (Street Redacted) Risk Tier & Score Compliance Status Enforcement / Unlock
🔒 Locked High-Risk EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94520 Sector) HIGH (70/100) Significant Violation (12 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94520 Sector) HIGH (64/100) No Violation Identified (0 qtrs NC) 🔒 $100,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94521 Sector) HIGH (64/100) No Violation Identified (0 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94520 Sector) MODERATE (60/100) Violation (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94520 Sector) MODERATE (48/100) Violation Identified (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94520 Sector) MODERATE (38/100) Violation Identified (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94520 Sector) MODERATE (36/100) Violation (6 qtrs NC) 🔒 6 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • CONCORD, CA (ZIP 94520 Sector) MODERATE (36/100) Resolved / Historical Non-Compliance (5 qtrs NC) 🔒 5 Qtrs Non-Compliance • Unlock →
VALLEY WASTE MANAGEMENT FREE PREVIEW (LOW RISK) 3911 LAURA ALICE WY, CONCORD, CA 94520 LOW (17/100) No Violation Identified (0 qtrs NC) $0
APLUTUS INC DBA MIDAS CONCORD FREE PREVIEW (LOW RISK) 2525 MONUMENT BLVD, CONCORD, CA 94520 LOW (17/100) No Violation Identified (0 qtrs NC) $0
A-1 AUTO REPAIR FREE PREVIEW (LOW RISK) 4353 ROSE LN, CONCORD, CA 94518 LOW (16/100) No Violation Identified (0 qtrs NC) $0
BAYBERRY SKILLED NURSING & HEALTHCARE CENTER FREE PREVIEW (LOW RISK) 1800 ADOBE ST, CONCORD, CA 94520 LOW (16/100) No Violation Identified (0 qtrs NC) $0
🔒 + 3,576 Additional Regulated & Enforcement Records in Concord, CA Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Concord, California Environmental Risk & Radon

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

U.S. EPA records track 3,588 regulated facilities in Concord, California, including 5 high-risk sites (0.1%), 6 active violators (0.2%), and 3,465 RCRA hazardous waste handlers (96.6%).

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

Within Concord, regulated facilities are primarily concentrated across ZIP 94520 (1,373 sites), ZIP 94521 (983 sites), ZIP 94518 (779 sites), ZIP 94519 (432 sites).

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

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

In Concord, CA, federal registries track 12 Safe Drinking Water (SDWIS) facilities, 113 Clean Water Act NPDES permits, and 35 impaired water body dischargers.

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

USDA regional soil screening for Concord indicates a HIGH shrink-swell foundation signal, and Contra Costa County has recorded 2 federal FEMA disaster declarations (2 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.