ZIP 81101 (Alamosa, CO) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 81101 in Alamosa, Colorado (Alamosa County) has 157 EPA-tracked facilities, including 4 High-Risk sites (2.5%), 5 active violators, and $5,407,300 in federal penalties. Beyond industrial pollution, properties in ZIP 81101 are screened across 14 historical Alamosa County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (70), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 81101 (Alamosa, 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 81101 (Alamosa, CO) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 81101 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 4 High-Risk and 5 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 81101 (Alamosa, 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 • ALAMOSA, CO (ZIP 81101 Sector) | HIGH (66/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • ALAMOSA, CO (ZIP 81101 Sector) | MODERATE (41/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ALAMOSA, CO (ZIP 81101 Sector) | MODERATE (39/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ALAMOSA, CO (ZIP 81101 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ALAMOSA, CO (ZIP 81101 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ALAMOSA, CO (ZIP 81101 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ALAMOSA COUNTY, CO (ZIP 81101 Sector) | MODERATE (32/100) | Violation Identified (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ALAMOSA, CO (ZIP 81101 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| WALMART STORE 869 FREE PREVIEW (LOW RISK) | 3333 CLARK ST, ALAMOSA, CO 81101 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| PUBLIC SERVICE CO ALAMOSA PLT FREE PREVIEW (LOW RISK) | 400 WASHINGTON STREET, ALAMOSA, CO 81101 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| BUREAU OF RECLAMATION FREE PREVIEW (LOW RISK) | 715 6TH ST, ALAMOSA, CO 81101 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| SPRADLEY-BROOKS MOTOR CO FREE PREVIEW (LOW RISK) | 2515 MAIN ST, ALAMOSA, CO 81101 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 81101 (Alamosa, 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 81101 (Alamosa, CO)?
ZIP code 81101 (Alamosa, CO) contains 157 EPA-tracked facilities, of which 4 (2.5%) are classified in the High-Risk tier, 5 (3.2%) have active compliance violations, and 38 (24.2%) handle RCRA hazardous waste.
How does ZIP 81101 compare to Alamosa County and Colorado averages?
In ZIP 81101, 2.5% of regulated sites are rated High Risk, compared to 2.8% across Alamosa County and 1.4% statewide in Colorado.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 81101?
Geologic screening places ZIP 81101 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 81101 (Alamosa, CO) in a FEMA flood zone and what is the flood disaster history?
Alamosa County has recorded 14 historical FEMA federal disaster declarations (1 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 81101 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 81101 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 81101 indicates a MODERATE shrink-swell risk signal. Within ZIP 81101, federal registries track 4 SDWIS drinking water facilities, 66 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.