Penobscot County, Maine — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Penobscot County, ME?
In Penobscot County, Maine, public U.S. EPA records track 1,039 regulated facilities (#2 of 32 in Maine), including 9 (0.9%) High-Risk sites and $5,382,594 in federal penalties. Countywide due diligence also covers 198 Safe Drinking Water (SDWIS) facilities, 259 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).
Penobscot County, ME 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Penobscot County, ME Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Penobscot County
ZIP Codes in Penobscot County
Top EPA Regulated Facilities in Penobscot County, 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 Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • BREWER, ME (ZIP 04412 Sector) | HIGH (64/100) | Violation Identified (7 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • OLD TOWN, ME (ZIP 04468 Sector) | HIGH (64/100) | Significant Violation (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PATTEN, ME (ZIP 04765 Sector) | HIGH (64/100) | Significant Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PLYMOUTH, ME (ZIP 04969 Sector) | MODERATE (48/100) | Violation Identified (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MILFORD, ME (ZIP 04461 Sector) | MODERATE (44/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • BANGOR, ME (ZIP 04401 Sector) | MODERATE (41/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • OLD TOWN, ME (ZIP 04468 Sector) | MODERATE (39/100) | Violation Identified (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • CHARLESTON, ME (ZIP 04422 Sector) | MODERATE (38/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| AFFILIATED LABORATORY INC FREE PREVIEW (LOW RISK) | 925 UNION ST STE 4, BANGOR, ME 04401 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| GILMAN ELECTRICAL SUPPLY FREE PREVIEW (LOW RISK) | 53 MAIN STREET, NEWPORT, ME 04953 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| DYSART'S POWERSPORTS FREE PREVIEW (LOW RISK) | 81 MAIN RD, CARMEL, ME 04419 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| MCQUIKS 9674 FREE PREVIEW (LOW RISK) | 765 HOGAN RD, BANGOR, ME 04401 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Penobscot County, Maine Environmental Due Diligence
How many EPA-regulated environmental sites are in Penobscot County, Maine?
Public U.S. EPA records track 1,039 regulated facilities in Penobscot County, Maine (ranking #2 of 32 jurisdictions in ME). Of those, 9 (0.9%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 59 (5.7%) have active non-compliance quarters.
Which ZIP codes and cities in Penobscot County have the highest regulated facility density?
Within Penobscot County, the highest concentrations of EPA-tracked facilities are located in ZIP 04401 (Bangor, 393 sites), ZIP 04412 (Brewer, 79 sites), ZIP 04444 (Hampden, 58 sites), spanning municipal corridors including Bangor (338 sites), Brewer (79 sites), Hampden (53 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Penobscot County?
Across Penobscot County, 580 facilities (55.8% 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 Penobscot County, ME?
Geologic indoor air screening places Penobscot 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 Penobscot County, ME?
Federal records track 198 Safe Drinking Water (SDWIS) facilities, 259 Clean Water Act NPDES permits, and 45 impaired water dischargers in Penobscot County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Penobscot County, ME have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Penobscot County indicates a MODERATE 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.