Coos County, New Hampshire — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Coos County, NH?
In Coos County, New Hampshire, public U.S. EPA records track 67 regulated facilities (#20 of 21 in New Hampshire), including 1 (1.5%) High-Risk sites and $52,500 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 56 Clean Water NPDES permits, 4 FEMA Federal Disaster Declarations (4 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Coos County, NH 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Coos County, NH Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Coos County
ZIP Codes in Coos County
Top EPA Regulated Facilities in Coos County, NH
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 Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • CARROLL, NH (ZIP 03598 Sector) | MODERATE (34/100) | Violation Identified (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • BRETTON WOODS, NH (ZIP 03575 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • LANCASTER, NH (ZIP 03584 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| AMERICAN PERFORMANCE POLYMERS FREE PREVIEW (LOW RISK) | 23 GOULD ST, COLEBROOK, NH 03576 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| MILAN LUMBER COMPANY, LLC FREE PREVIEW (LOW RISK) | 318 MILAN RD, MILAN, NH 03588 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| WATER & WASTEWATER SYSTEM IMPROVEMENTS -- CONTRACT#2 FREE PREVIEW (LOW RISK) | SUMMER STREET, LANCASTER, NH 03584 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| STEWARTSTOWN DOT 16312 FREE PREVIEW (LOW RISK) | NH ROUTE 145, STEWARTSTOWN, NH 03576 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • COLEBROOK, NH (ZIP 03576 Sector) | LOW (18/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • LANCASTER, NH (ZIP 03584 Sector) | LOW (18/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • BERLIN, NH (ZIP 03570 Sector) | LOW (18/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • BERLIN, NH (ZIP 03570 Sector) | LOW (18/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • LANCASTER, NH (ZIP 03584 Sector) | LOW (18/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Coos County, New Hampshire Environmental Due Diligence
How many EPA-regulated environmental sites are in Coos County County, New Hampshire?
Public U.S. EPA records track 67 regulated facilities in Coos County County, New Hampshire (ranking #20 of 21 jurisdictions in NH). Of those, 1 (1.5%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 1 (1.5%) have active non-compliance quarters.
Which ZIP codes and cities in Coos County County have the highest regulated facility density?
Within Coos County County, the highest concentrations of EPA-tracked facilities are located in ZIP 03598 (Carroll, 71 sites), ZIP 03595 (Carroll, 22 sites), ZIP 03575 (Harts Location, 6 sites), spanning municipal corridors including Carroll (30 sites), Columbia (11 sites), Dixville (5 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Coos County County?
Across Coos County County, 3 facilities (4.5% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for Coos County County, NH?
Geologic indoor air screening places Coos County County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Coos County County, NH?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 56 Clean Water Act NPDES permits, and 52 impaired water dischargers in Coos County County, alongside 4 historical FEMA federal disaster declarations (4 flood/storm events).
Does Coos County, NH have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Coos County indicates a LOW shrink-swell risk signal and steel pipe corrosivity rated High. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.