Alton, New Hampshire — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Alton, NH?
Public U.S. EPA records track 77 regulated facilities in Alton, New Hampshire (Belknap County), including 0 High-Risk sites (0.0%) and 1 active violators. In addition to industrial waste, Alton properties are screened for Tap Water & Watershed Permits (24 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 3 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Alton, NH 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Alton, NH Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)ZIP Codes in Alton, NH
Highest-Scored EPA Regulated Facilities in Alton, 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 • ALTON, NH (ZIP 03809 Sector) | MODERATE (30/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • ALTON, NH (ZIP 03809 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ALTON, NH (ZIP 03809 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ALTON, NH (ZIP 03809 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ALTON, NH (ZIP 03809 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ALTON, NH (ZIP 03809 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ALTON, NH (ZIP 03809 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| PROPOSED CONTRACTOR'S STORAGE YARD FREE PREVIEW (LOW RISK) | 67 DREW HILL ROAD, ALTON, NH 03809 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| HIGGINS - DEWITT DRIVE FREE PREVIEW (LOW RISK) | DEWITT DRIVE, ALTON, NH 03809 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| IRVING OIL CORP FREE PREVIEW (LOW RISK) | RTE 28 & 11, ALTON, NH 03809 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| CARR ELLEMARIE FREE PREVIEW (LOW RISK) | 229 DUDLEY RD, ALTON, NH 03809 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ALTON, NH (ZIP 03809 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Alton, New Hampshire Environmental Risk & Radon
How many EPA-regulated facilities are in Alton, NH?
U.S. EPA records track 77 regulated facilities in Alton, New Hampshire, including 0 high-risk sites (0.0%), 1 active violators (1.3%), and 54 RCRA hazardous waste handlers (70.1%).
Which ZIP codes in Alton, NH have the most EPA-tracked sites?
Within Alton, regulated facilities are primarily concentrated across ZIP 03809 (62 sites), ZIP 03810 (13 sites), ZIP 03805 (4 sites), ZIP 03009 (1 sites).
How can I check a specific house or commercial property in Alton, NH?
Enter the exact street address in Alton 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 Alton, NH and how many EPA water permits exist?
In Alton, NH, federal registries track 12 Safe Drinking Water (SDWIS) facilities, 12 Clean Water Act NPDES permits, and 10 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Alton, NH?
USDA regional soil screening for Alton indicates a LOW shrink-swell foundation signal, and Belknap County has recorded 3 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.