ZIP 01863 (Chelmsford, MA) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 01863 in Chelmsford, Massachusetts (Middlesex County) has 53 EPA-tracked facilities, including 1 High-Risk sites (1.9%), 1 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 01863 are screened across 1 historical Middlesex County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (15), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 01863 (Chelmsford, MA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 01863 (Chelmsford, MA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 02, 2026)ZIP 01863 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 1 High-Risk and 1 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 01863 (Chelmsford, MA)
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 Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • CHELMSFORD, MA (ZIP 01863 Sector) | MODERATE (41/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • CHELMSFORD, MA (ZIP 01863 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • NORTH CHELMSFORD, MA (ZIP 01863 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| NEWPORT AGGREGATES FREE PREVIEW (LOW RISK) | 90 LEDGE RD, NORTH CHELMSFORD, MA 01863 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| HOWES ENGINEERING CO INC FREE PREVIEW (LOW RISK) | 55 MIDDLESEX STREET, NORTH CHELMSFORD, MA 01863 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| HARDRIC LABORATORIES FREE PREVIEW (LOW RISK) | 55 MIDDLESEX ST, CHELMSFORD, MA 01863 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| GS&P CO FREE PREVIEW (LOW RISK) | 160 MIDDLESEX ST, CHELMSFORD, MA 01863 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • CHELMSFORD, MA (ZIP 01863 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • CHELMSFORD, MA (ZIP 01863 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • NORTH CHELMSFORD, MA (ZIP 01863 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • CHELMSFORD, MA (ZIP 01863 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • NORTH CHELMSFORD, MA (ZIP 01863 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 01863 (Chelmsford, MA) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 02, 2026)How many EPA-tracked environmental sites are in ZIP code 01863 (Chelmsford, MA)?
ZIP code 01863 (Chelmsford, MA) contains 53 EPA-tracked facilities, of which 1 (1.9%) are classified in the High-Risk tier, 1 (1.9%) have active compliance violations, and 36 (67.9%) handle RCRA hazardous waste.
How does ZIP 01863 compare to Middlesex County and Massachusetts averages?
In ZIP 01863, 1.9% of regulated sites are rated High Risk, compared to 1.0% across Middlesex County and 1.3% statewide in Massachusetts.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 01863?
Geologic screening places ZIP 01863 in EPA Zone 1 — High Potential (> 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 01863 (Chelmsford, MA) in a FEMA flood zone and what is the flood disaster history?
Middlesex County has recorded 1 historical FEMA federal disaster declarations (1 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 01863 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 01863 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 01863 indicates a LOW shrink-swell risk signal. Within ZIP 01863, federal registries track 1 SDWIS drinking water facilities, 14 Clean Water NPDES permits, and 9 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.