Tompkins County, New York — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Tompkins County, NY?
In Tompkins County, New York, public U.S. EPA records track 575 regulated facilities (#40 of 99 in New York), including 13 (2.3%) High-Risk sites and $5,349,425 in federal penalties. Countywide due diligence also covers 134 Safe Drinking Water (SDWIS) facilities, 105 Clean Water NPDES permits, 15 FEMA Federal Disaster Declarations (11 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Tompkins County, NY 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Tompkins County, NY Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Tompkins County
ZIP Codes in Tompkins County
Top EPA Regulated Facilities in Tompkins County, NY
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 • NEWFIELD, NY (ZIP 14867 Sector) | HIGH (70/100) | Significant Violation (12 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • ITHACA, NY (ZIP 14850 Sector) | HIGH (66/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • NEWFIELD, NY (ZIP 14867 Sector) | HIGH (64/100) | Significant Violation (10 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • NEWFIELD, NY (ZIP 14867 Sector) | HIGH (64/100) | Significant Violation (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ITHACA, NY (ZIP 14850 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ITHACA, NY (ZIP 14850 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • LANSING, NY (ZIP 14882 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ITHACA, NY (ZIP 14850 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| BUTTERMILK FALLS SHOPPING PLAZA FREE PREVIEW (LOW RISK) | 401 ELMIRA RD, ITHACA, NY 14850 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| EASTERN AI COOPERATIVE INC FREE PREVIEW (LOW RISK) | 446 SHEFFIELD RD, ITHACA, NY 14850 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| HONDA OF ITHACA FREE PREVIEW (LOW RISK) | 316 ELMIRA RD, ITHACA, NY 14850 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| ROCHESTER PORTLAND CEMENT CORP FREE PREVIEW (LOW RISK) | PORLAND POINT, LANSING, NY 14882 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Tompkins County, New York Environmental Due Diligence
How many EPA-regulated environmental sites are in Tompkins County, New York?
Public U.S. EPA records track 575 regulated facilities in Tompkins County, New York (ranking #40 of 99 jurisdictions in NY). Of those, 13 (2.3%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 34 (5.9%) have active non-compliance quarters.
Which ZIP codes and cities in Tompkins County have the highest regulated facility density?
Within Tompkins County, the highest concentrations of EPA-tracked facilities are located in ZIP 14850 (Ithaca, 328 sites), ZIP 14882 (Lansing, 51 sites), ZIP 13073 (Groton, 37 sites), spanning municipal corridors including Ithaca (336 sites), Lansing (53 sites), Groton (37 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Tompkins County?
Across Tompkins County, 322 facilities (56.0% 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 Tompkins County, NY?
Geologic indoor air screening places Tompkins 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 Tompkins County, NY?
Federal records track 134 Safe Drinking Water (SDWIS) facilities, 105 Clean Water Act NPDES permits, and 35 impaired water dischargers in Tompkins County, alongside 15 historical FEMA federal disaster declarations (11 flood/storm events).
Does Tompkins County, NY have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Tompkins 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.