ZIP 57744 (Hermosa, SD) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 57744 in Hermosa, South Dakota (Custer County) has 18 EPA-tracked facilities, including 1 High-Risk sites (5.6%), 0 active violators, and $13,000 in federal penalties. Beyond industrial pollution, properties in ZIP 57744 are screened across 2 historical Custer County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (14), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 57744 (Hermosa, SD) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 57744 (Hermosa, SD) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 57744 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 1 High-Risk and 0 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 57744 (Hermosa, SD)
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 Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • RED SHIRT, SD (ZIP 57744 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • HERMOSA, SD (ZIP 57744 Sector) | MODERATE (22/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| R.T. MUNYON CYCLE & AUTO FREE PREVIEW (LOW RISK) | 14139 HIGHWAY 36, HERMOSA, SD 57744 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| HERMOSA SCHOOL FREE PREVIEW (LOW RISK) | HWY 79 & MAIN ST, HERMOSA, SD 57744 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| PCN 07RK FREE PREVIEW (LOW RISK) | VILAS ST(4TH ST -1ST ST/1ST ST (VILAS ST -MAIN ST), HERMOSA, SD 57744 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| BILLY BOJACK FREE PREVIEW (LOW RISK) | 25207 WAPITI ROAD, HERMOSA, SD 57744 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • HERMOSA, SD (ZIP 57744 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • HERMOSA, SD (ZIP 57744 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • HERMOSA, SD (ZIP 57744 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • HERMOSA, SD (ZIP 57744 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • HERMOSA, SD (ZIP 57744 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • HERMOSA, SD (ZIP 57744 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 57744 (Hermosa, SD) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 57744 (Hermosa, SD)?
ZIP code 57744 (Hermosa, SD) contains 18 EPA-tracked facilities, of which 1 (5.6%) are classified in the High-Risk tier, 0 (0.0%) have active compliance violations, and 3 (16.7%) handle RCRA hazardous waste.
How does ZIP 57744 compare to Custer County and South Dakota averages?
In ZIP 57744, 5.6% of regulated sites are rated High Risk, compared to 1.1% across Custer County and 0.7% statewide in South Dakota.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 57744?
Geologic screening places ZIP 57744 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 57744 (Hermosa, SD) in a FEMA flood zone and what is the flood disaster history?
Custer County has recorded 2 historical FEMA federal disaster declarations (0 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 57744 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 57744 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 57744 indicates a HIGH shrink-swell risk signal. Within ZIP 57744, federal registries track 4 SDWIS drinking water facilities, 10 Clean Water NPDES permits, and 3 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.