ZIP 80221 (Thornton, CO) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 80221 in Thornton, Colorado (Adams County) has 379 EPA-tracked facilities, including 3 High-Risk sites (0.8%), 8 active violators, and $78,600 in federal penalties. Beyond industrial pollution, properties in ZIP 80221 are screened across 14 historical Adams County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (148), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 80221 (Thornton, CO) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 80221 (Thornton, CO) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 80221 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 3 High-Risk and 8 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 80221 (Thornton, CO)
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 Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • UNINC, CO (ZIP 80221 Sector) | HIGH (64/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • DENVER, CO (ZIP 80221 Sector) | HIGH (64/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • DENVER, CO (ZIP 80221 Sector) | MODERATE (45/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • DENVER, CO (ZIP 80221 Sector) | MODERATE (42/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • DENVER, CO (ZIP 80221 Sector) | MODERATE (41/100) | Violation (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • DENVER, CO (ZIP 80221 Sector) | MODERATE (41/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • DENVER, CO (ZIP 80221 Sector) | MODERATE (40/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • DENVER, CO (ZIP 80221 Sector) | MODERATE (36/100) | No Violation Identified (0 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| METAL MOVERS FREE PREVIEW (LOW RISK) | 379 W 66TH WAY, DENVER, CO 80221 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| AAA AUTO BODY & RESTORATION FREE PREVIEW (LOW RISK) | 40 W 70TH AVE, DENVER, CO 80221 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| MIRACLE AUTO FREE PREVIEW (LOW RISK) | 7161 PECOS ST, DENVER, CO 80221 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| XTREME COLLISIONS & CUSTOMS FREE PREVIEW (LOW RISK) | 6712 FEDERAL BLVD, DENVER, CO 80221 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 80221 (Thornton, CO) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 80221 (Thornton, CO)?
ZIP code 80221 (Thornton, CO) contains 379 EPA-tracked facilities, of which 3 (0.8%) are classified in the High-Risk tier, 8 (2.1%) have active compliance violations, and 156 (41.2%) handle RCRA hazardous waste.
How does ZIP 80221 compare to Adams County and Colorado averages?
In ZIP 80221, 0.8% of regulated sites are rated High Risk, compared to 1.3% across Adams County and 1.4% statewide in Colorado.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 80221?
Geologic screening places ZIP 80221 in EPA Zone 1 — High Potential (> 4.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 80221 (Thornton, CO) in a FEMA flood zone and what is the flood disaster history?
Adams County has recorded 14 historical FEMA federal disaster declarations (1 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 80221 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 80221 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 80221 indicates a HIGH shrink-swell risk signal. Within ZIP 80221, federal registries track 1 SDWIS drinking water facilities, 147 Clean Water NPDES permits, and 31 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.