ZIP 04861 (Thomaston, ME) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 04861 in Thomaston, Maine (Knox County) has 25 EPA-tracked facilities, including 1 High-Risk sites (4.0%), 1 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 04861 are screened across 5 historical Knox County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (10), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 04861 (Thomaston, ME) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 04861 (Thomaston, ME) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 04861 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 04861 (Thomaston, ME)
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 • THOMASTON, ME (ZIP 04861 Sector) | HIGH (72/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • THOMASTON, ME (ZIP 04861 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| CUSTOM COATINGS FREE PREVIEW (LOW RISK) | 38 WATER ST, THOMASTON, ME 04861 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| LYMAN MORSE BOATBUILDING FREE PREVIEW (LOW RISK) | 84 KNOX STREET, THOMASTON, ME 04861 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| JEFF'S MARINE INC. FREE PREVIEW (LOW RISK) | 2 BROOKLYN HEIGHTS, THOMASTON, ME 04861 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| ASPEN DENTAL FREE PREVIEW (LOW RISK) | 17 THOMASTON COMMONS WAY, THOMASTON, ME 04861 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • THOMASTON, ME (ZIP 04861 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • THOMASTON, ME (ZIP 04861 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • THOMASTON, ME (ZIP 04861 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • THOMASTON, ME (ZIP 04861 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • THOMASTON, ME (ZIP 04861 Sector) | LOW (15/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • THOMASTON, ME (ZIP 04861 Sector) | LOW (15/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 04861 (Thomaston, ME) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 04861 (Thomaston, ME)?
ZIP code 04861 (Thomaston, ME) contains 25 EPA-tracked facilities, of which 1 (4.0%) are classified in the High-Risk tier, 1 (4.0%) have active compliance violations, and 11 (44.0%) handle RCRA hazardous waste.
How does ZIP 04861 compare to Knox County and Maine averages?
In ZIP 04861, 4.0% of regulated sites are rated High Risk, compared to 1.7% across Knox County and 1.0% statewide in Maine.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 04861?
Geologic screening places ZIP 04861 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 04861 (Thomaston, ME) in a FEMA flood zone and what is the flood disaster history?
Knox County has recorded 5 historical FEMA federal disaster declarations (5 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 04861 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 04861 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 04861 indicates a LOW shrink-swell risk signal. Within ZIP 04861, federal registries track 0 SDWIS drinking water facilities, 10 Clean Water NPDES permits, and 0 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.