Northumberland County, Pennsylvania — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Northumberland County, PA?
In Northumberland County, Pennsylvania, public U.S. EPA records track 613 regulated facilities (#38 of 134 in Pennsylvania), including 28 (4.6%) High-Risk sites and $573,061 in federal penalties. Countywide due diligence also covers 92 Safe Drinking Water (SDWIS) facilities, 287 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Northumberland County, PA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Northumberland County, PA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Northumberland County
ZIP Codes in Northumberland County
Top EPA Regulated Facilities in Northumberland County, PA
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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • WATSONTOWN, PA (ZIP 17777 Sector) | HIGH (76/100) | Violation Identified (8 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • RIVERSIDE, PA (ZIP 17868 Sector) | HIGH (74/100) | Significant Violation (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • MARION HEIGHTS, PA (ZIP 17832 Sector) | HIGH (68/100) | Significant Violation (9 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • NORTHUMBERLAND, PA (ZIP 17857 Sector) | HIGH (67/100) | Significant Violation (7 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MOUNT CARMEL, PA (ZIP 17851 Sector) | HIGH (64/100) | Resolved / Historical Non-Compliance (8 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • COAL TOWNSHIP, PA (ZIP 17866 Sector) | HIGH (64/100) | Significant Violation (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • SHAMOKIN, PA (ZIP 17872 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • TREVORTON, PA (ZIP 17881 Sector) | HIGH (64/100) | Significant Violation (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| SMELTZ CHRYSLER PLYMOUTH FREE PREVIEW (LOW RISK) | 205 BRIDGE STREET, SUNBURY, PA 17801 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| WINTERSTEEN BROTHERS GARAGE FREE PREVIEW (LOW RISK) | 222 PINE SWAMP HOLLOW RD, NORTHUMBERLAND, PA 17857 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| CH REED CORP FREE PREVIEW (LOW RISK) | S GATE PLZ, MILTON, PA 17847 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| CENTRAL BUILDERS SUPPLY CO - WATSONTOWN FREE PREVIEW (LOW RISK) | RD #1 CLEMENS RD, WATSONTOWN, PA 17777 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Northumberland County, Pennsylvania Environmental Due Diligence
How many EPA-regulated environmental sites are in Northumberland County, Pennsylvania?
Public U.S. EPA records track 613 regulated facilities in Northumberland County, Pennsylvania (ranking #38 of 134 jurisdictions in PA). Of those, 28 (4.6%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 56 (9.1%) have active non-compliance quarters.
Which ZIP codes and cities in Northumberland County have the highest regulated facility density?
Within Northumberland County, the highest concentrations of EPA-tracked facilities are located in ZIP 17847 (Milton, 122 sites), ZIP 17801 (Sunbury, 110 sites), ZIP 17872 (Shamokin, 81 sites), spanning municipal corridors including Milton (114 sites), Sunbury (105 sites), Shamokin (82 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Northumberland County?
Across Northumberland County, 247 facilities (40.3% 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 Northumberland County, PA?
Geologic indoor air screening places Northumberland 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 Northumberland County, PA?
Federal records track 92 Safe Drinking Water (SDWIS) facilities, 287 Clean Water Act NPDES permits, and 187 impaired water dischargers in Northumberland County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Northumberland County, PA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Northumberland County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.