Chester County, Pennsylvania — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Chester County, PA?
In Chester County, Pennsylvania, public U.S. EPA records track 212 regulated facilities (#72 of 134 in Pennsylvania), including 6 (2.8%) High-Risk sites and $91,677 in federal penalties. Countywide due diligence also covers 6 Safe Drinking Water (SDWIS) facilities, 147 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Chester 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📊 Chester County, PA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Chester County
Top EPA Regulated Facilities in Chester 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 • COATESVILLE, PA (ZIP 19320 Sector) | HIGH (64/100) | Violation Identified (2 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • MODENA, PA (ZIP 19358 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ELVERSON, PA (ZIP 19520 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PARKER FORD, PA (ZIP 19457 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • PHOENIXVILLE, PA (ZIP 19460 Sector) | MODERATE (50/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • COATESVILLE, PA (ZIP 19320 Sector) | MODERATE (44/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • EXTON, PA (ZIP 19341 Sector) | MODERATE (36/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SPRING CITY, PA (ZIP 19475 Sector) | MODERATE (35/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| ROLLER DERBY SKATE CORP/ATGLEN FREE PREVIEW (LOW RISK) | 401 ZION HILL RD, ATGLEN, PA 19310 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| VANGUARD GROUP/455 DEVON PARK DR FAC FREE PREVIEW (LOW RISK) | 455 DEVON PARK DR, WAYNE, PA 19087 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| CITADEL FEDERAL CREDIT UNION LOWER SOUTHAMPTON FREE PREVIEW (LOW RISK) | 607-17 OLD STREET ROAD, LOWER SOUTHAMPTON TOWNSHIP, PA 19341 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| TANGSIPSHIONG RES FREE PREVIEW (LOW RISK) | 2400 FLOWING SPRINGS RD, PHOENIXVILLE, PA 19460 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Chester County, Pennsylvania Environmental Due Diligence
How many EPA-regulated environmental sites are in Chester County County, Pennsylvania?
Public U.S. EPA records track 212 regulated facilities in Chester County County, Pennsylvania (ranking #72 of 134 jurisdictions in PA). Of those, 6 (2.8%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 23 (10.8%) have active non-compliance quarters.
Which ZIP codes and cities in Chester County County have the highest regulated facility density?
Within Chester County County, the highest concentrations of EPA-tracked facilities are located in ZIP 19365 (Parkesburg, 71 sites), ZIP 19301 (Paoli, 68 sites), ZIP 19425 (Chester Springs, 58 sites), spanning municipal corridors including Paoli (61 sites), Parkesburg (50 sites), Chester Springs (43 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Chester County County?
Across Chester County County, 1 facilities (0.5% 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 Chester County County, PA?
Geologic indoor air screening places Chester 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 Chester County County, PA?
Federal records track 6 Safe Drinking Water (SDWIS) facilities, 147 Clean Water Act NPDES permits, and 86 impaired water dischargers in Chester County County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).
Does Chester County, PA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Chester County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Low. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.