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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • WALTHAM, MA

Waltham, Massachusetts — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Waltham, MA?

Public U.S. EPA records track 693 regulated facilities in Waltham, Massachusetts (Middlesex County), including 3 High-Risk sites (0.4%) and 7 active violators. In addition to industrial waste, Waltham properties are screened for Tap Water & Watershed Permits (94 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 1 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).

Total EPA Sites
693
High-Risk (0.4% vs 1.3% State)
3
Active Violators (1.0%)
7
Drinking & Clean Water
94
Federal Penalties
$11,688

Waltham, MA 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
Middlesex County: 1 FEMA Declarations (1 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: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
14 SDWIS Systems • 80 NPDES Permits
🔒 48 Impaired Water (303d) & 7 Violation Dockets Locked
Unlock Utility Violation Log →
☢️ EPA Radon & Karst Sinkhole
EPA Zone 1 — High Potential (> 4.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Waltham, MA 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 584 (84.3%)
Clean Water (NPDES) & Drinking Water (SDWIS) 94 (13.6%)
Active EPA Non-Compliance Dockets 7 (1.0%)
High-Risk Enforcement Facilities 3 (0.4%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively High (96.9/100)
🌊 Flood Exposure 7/10 • High Hazard
🔥 Wildfire Hazard 3/10 • Low Hazard
☀️ Extreme Heat 5/10 • Moderate Hazard
🌪️ Severe Wind / Storm 7/10 • High Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. City vs. County & State Benchmark
Waltham High-Risk Rate 0.4%
Middlesex County Average 1.0%
Massachusetts (MA) Statewide Avg 1.3%
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 Waltham →

ZIP Codes in Waltham, MA

ZIP 02451 (324 sites • 1 High Risk) ZIP 02453 (197 sites • 0 High Risk) ZIP 02154 (80 sites • 0 High Risk) ZIP 02452 (77 sites • 1 High Risk) ZIP 02454 (11 sites • 1 High Risk) ZIP 02435 (1 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Waltham, MA

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 Waltham 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 • WALTHAM, MA (ZIP 02454 Sector) HIGH (65/100) Significant Violation (6 qtrs NC) 🔒 6 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • WALTHAM, MA (ZIP 02451 Sector) HIGH (64/100) Violation Identified (11 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • WALTHAM, MA (ZIP 02451 Sector) MODERATE (48/100) Violation (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • WALTHAM, MA (ZIP 02452 Sector) MODERATE (46/100) Violation Identified (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • WALTHAM, MA (ZIP 02453 Sector) MODERATE (45/100) Violation Identified (7 qtrs NC) 🔒 7 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • WALTHAM, MA (ZIP 02451 Sector) MODERATE (38/100) Violation (4 qtrs NC) 🔒 4 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • WALTHAM, MA (ZIP 02453 Sector) MODERATE (35/100) Resolved / Historical Non-Compliance (2 qtrs NC) 🔒 2 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • WALTHAM, MA (ZIP 02453 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
81 WYMAN PROJECT FREE PREVIEW (LOW RISK) 81 WYMAN STREET, WALTHAM, MA 02451 LOW (23/100) No Violation Identified (0 qtrs NC) $0
404 WYMAN LLC FREE PREVIEW (LOW RISK) 404 WYMAN STREET, WALTHAM, MA 02451 LOW (18/100) No Violation Identified (0 qtrs NC) $0
SUBURBAN AUTO TRANSMISSION CO FREE PREVIEW (LOW RISK) 235 HIGH ST, WALTHAM, MA 02154 LOW (17/100) No Violation Identified (0 qtrs NC) $0
CERAMEM CORPORATION FREE PREVIEW (LOW RISK) 12 CLEMATIS AVE, WALTHAM, MA 02453 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 + 681 Additional Regulated & Enforcement Records in Waltham, MA Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Waltham, Massachusetts Environmental Risk & Radon

How many EPA-regulated facilities are in Waltham, MA?

U.S. EPA records track 693 regulated facilities in Waltham, Massachusetts, including 3 high-risk sites (0.4%), 7 active violators (1.0%), and 584 RCRA hazardous waste handlers (84.3%).

Which ZIP codes in Waltham, MA have the most EPA-tracked sites?

Within Waltham, regulated facilities are primarily concentrated across ZIP 02451 (324 sites), ZIP 02453 (197 sites), ZIP 02154 (80 sites), ZIP 02452 (77 sites).

How can I check a specific house or commercial property in Waltham, MA?

Enter the exact street address in Waltham 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 Waltham, MA and how many EPA water permits exist?

In Waltham, MA, federal registries track 14 Safe Drinking Water (SDWIS) facilities, 80 Clean Water Act NPDES permits, and 48 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Waltham, MA?

USDA regional soil screening for Waltham indicates a LOW shrink-swell foundation signal, and Middlesex County has recorded 1 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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