Sierra County, New Mexico — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Sierra County, New Mexico, public U.S. EPA records track 124 regulated facilities (#37 of 69 in New Mexico), including 4 (3.2%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 21 Safe Drinking Water (SDWIS) facilities, 76 Clean Water NPDES permits, 25 FEMA Federal Disaster Declarations (7 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Sierra 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📊 Sierra County, NM Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Sierra County
Top EPA Regulated Facilities in Sierra 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 Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • TRUTH OR CONSEQUENCES, NM (ZIP 87901 Sector) | HIGH (64/100) | Violation Identified (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • WINSTON, NM (ZIP 87943 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • TRUTH OR CONSEQUENCES, NM (ZIP 87901 Sector) | MODERATE (48/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • , NM (ZIP Sector) | MODERATE (40/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • , NM (ZIP Sector) | MODERATE (35/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ELEPHANT BUTTE, NM (ZIP 87935 Sector) | MODERATE (31/100) | Violation Identified (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ELEPHANT BUTTE, NM (ZIP 87935 Sector) | MODERATE (30/100) | Inactive (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • , NM (ZIP Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 250TPH CRUSHER NO0823 FREE PREVIEW (LOW RISK) | 1 MI N OF T OR C, TRUTH OR CONSEQUENCES, NM 87901 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| NM STATE PARKS & RECREATION FREE PREVIEW (LOW RISK) | ELEPHANT BUTTE STATE PARK,, ELEPHANT BUTTE, NM 87935 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| STEVE FAYKUS CONSTRUCTION SITE FREE PREVIEW (LOW RISK) | TURTLE BACK MOUNTAIN AVENUE, TRUTH OR CONSEQUENCES, NM 87901 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| REEDS RECYCLE FREE PREVIEW (LOW RISK) | 701 BROADWAY, WILLIAMSBURG, NM 87942 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Sierra County, New Mexico Environmental Due Diligence
How many EPA-regulated environmental sites are in Sierra County, New Mexico?
Public U.S. EPA records track 124 regulated facilities in Sierra County, New Mexico (ranking #37 of 69 jurisdictions in NM). Of those, 4 (3.2%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 8 (6.5%) have active non-compliance quarters.
Which ZIP codes and cities in Sierra County have the highest regulated facility density?
Within Sierra County, the highest concentrations of EPA-tracked facilities are located in ZIP 87901 (Truth Or Consequences, 98 sites), ZIP 87942 (Williamsburg, 17 sites), ZIP 88042 (Hillsboro, 5 sites), spanning municipal corridors including Truth Or Consequences (92 sites), Williamsburg (17 sites), Hillsboro (4 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Sierra County?
Across Sierra County, 45 facilities (36.3% 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 Sierra County, NM?
Geologic indoor air screening places Sierra County in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Counties in EPA Radon Zone 2 have a predicted average indoor radon level between 2.0 and 4.0 pCi/L. Testing basement or ground-floor living areas is recommended during home inspection.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Sierra County, NM?
Federal records track 21 Safe Drinking Water (SDWIS) facilities, 76 Clean Water Act NPDES permits, and 15 impaired water dischargers in Sierra County, alongside 25 historical FEMA federal disaster declarations (7 flood/storm events).
Does Sierra County, NM have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Sierra County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.