ZIP 87420 (San Juan County, NM) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 87420 in San Juan County, New Mexico (San Juan County) has 215 EPA-tracked facilities, including 1 High-Risk sites (0.5%), 1 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 87420 are screened across 2 historical San Juan County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (159), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
ZIP 87420 (San Juan County, NM) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 87420 (San Juan County, NM) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 87420 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 1 High-Risk and 1 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 87420 (San Juan County, NM)
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 • SHIPROCK, NM (ZIP 87420 Sector) | HIGH (65/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SHIPROCK, NM (ZIP 87420 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SHIPROCK, NM (ZIP 87420 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| SHIPROCK FLEET MANAGEMENT, NAVAJO NATION FREE PREVIEW (LOW RISK) | EAST US HWY 64, SHIPROCK, NM 87420 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| USDOI BIA BECLABITO DAY SCHOOL FREE PREVIEW (LOW RISK) | CLIFTON RD AND HWY 64, SHIPROCK, NM 87420 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| CAREER PREP ALT HIGH SCHOOL FREE PREVIEW (LOW RISK) | HWY 64 WEST, SHIPROCK, NM 87420 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| NTUA SHIPROCK DISTRICT FREE PREVIEW (LOW RISK) | INT OF HWY US 64 AND US 491, SHIPROCK, NM 87420 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • SHIPROCK, NM (ZIP 87420 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • SHIPROCK, NM (ZIP 87420 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • SHIPROCK, NM (ZIP 87420 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • SAN JUAN COUNTY, NM (ZIP 87420 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SHIPROCK, NM (ZIP 87420 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 87420 (San Juan County, NM) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 87420 (San Juan County, NM)?
ZIP code 87420 (San Juan County, NM) contains 215 EPA-tracked facilities, of which 1 (0.5%) are classified in the High-Risk tier, 1 (0.5%) have active compliance violations, and 34 (15.8%) handle RCRA hazardous waste.
How does ZIP 87420 compare to San Juan County and New Mexico averages?
In ZIP 87420, 0.5% of regulated sites are rated High Risk, compared to 5.1% across San Juan County and 2.2% statewide in New Mexico.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 87420?
Geologic screening places ZIP 87420 in EPA Zone 2 — Moderate Potential (2.0 – 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 87420 (San Juan County, NM) in a FEMA flood zone and what is the flood disaster history?
San Juan County has recorded 2 historical FEMA federal disaster declarations (1 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 87420 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 87420 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 87420 indicates a MODERATE shrink-swell risk signal. Within ZIP 87420, federal registries track 0 SDWIS drinking water facilities, 159 Clean Water NPDES permits, and 0 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.