ZIP 87421 (Waterflow, NM) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 87421 in Waterflow, New Mexico (San Juan County) has 31 EPA-tracked facilities, including 2 High-Risk sites (6.5%), 2 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 87421 are screened across 2 historical San Juan County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (21), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
ZIP 87421 (Waterflow, 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 87421 (Waterflow, NM) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 87421 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 2 High-Risk and 2 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 87421 (Waterflow, 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 • WATERFLOW, NM (ZIP 87421 Sector) | HIGH (64/100) | Significant Violation (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • WATERFLOW, NM (ZIP 87421 Sector) | MODERATE (55/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| AIR FLOW VACUUM SVC FREE PREVIEW (LOW RISK) | PO 64, WATERFLOW, NM 87421 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| STEARNS-ROGER CONTRACTOR-WATERFLOW FREE PREVIEW (LOW RISK) | 16 MI NW OF FARMINGTON ON 550, WATERFLOW, NM 87421 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| WAPA WATERFLOW SUBSTATION FREE PREVIEW (LOW RISK) | 4M N HWY 550 & 1M N SAN JUAN, WATERFLOW, NM 87421 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| SHUMWAY BRIDGE FREE PREVIEW (LOW RISK) | ROUTE 64 OVER SHUMWAY ARROYO, WATERFLOW, NM 87421 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • WATERFLOW, NM (ZIP 87421 Sector) | LOW (15/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • WATERFLOW, NM (ZIP 87421 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • WATERFLOW, NM (ZIP 87421 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • WATERFLOW, NM (ZIP 87421 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • WATERFLOW, NM (ZIP 87421 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • WATERFLOW, NM (ZIP 87421 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 87421 (Waterflow, 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 87421 (Waterflow, NM)?
ZIP code 87421 (Waterflow, NM) contains 31 EPA-tracked facilities, of which 2 (6.5%) are classified in the High-Risk tier, 2 (6.5%) have active compliance violations, and 6 (19.4%) handle RCRA hazardous waste.
How does ZIP 87421 compare to San Juan County and New Mexico averages?
In ZIP 87421, 6.5% 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 87421?
Geologic screening places ZIP 87421 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 87421 (Waterflow, 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 87421 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 87421 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 87421 indicates a MODERATE shrink-swell risk signal. Within ZIP 87421, federal registries track 0 SDWIS drinking water facilities, 21 Clean Water NPDES permits, and 1 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.