ZIP 57703 (Rapid City, SD) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 57703 in Rapid City, South Dakota (Pennington County) has 98 EPA-tracked facilities, including 1 High-Risk sites (1.0%), 0 active violators, and $5,300,000 in federal penalties. Beyond industrial pollution, properties in ZIP 57703 are screened across 3 historical Pennington County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (62), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 57703 (Rapid City, 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 57703 (Rapid City, SD) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 57703 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 57703 (Rapid City, 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 • RAPID CITY, SD (ZIP 57703 Sector) | MODERATE (35/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • RAPID CITY, SD (ZIP 57703 Sector) | MODERATE (32/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • RAPID CITY, SD (ZIP 57703 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • RAPID CITY, SD (ZIP 57703 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • RAPID CITY, SD (ZIP 57703 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • , (ZIP 57703 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • RAPID CITY, SD (ZIP 57703 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • RAPID CITY, SD (ZIP 57703 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| RAPID VALLEY SANITARY DISTRICT FREE PREVIEW (LOW RISK) | 4611 TEAK DR, RAPID CITY, SD 57703 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| ACE STEEL & RECYCLING FREE PREVIEW (LOW RISK) | 2830 EGLIN STREET, RAPID CITY, SD 57703 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| SOUTH PLANT IMPROVEMENTS CONSTRUCTION PACKAGE 2 FREE PREVIEW (LOW RISK) | 7903 SOUTHSIDE DRIVE, RAPID CITY, SD 57703 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| FEDERAL EXPRESS - ZRPC FREE PREVIEW (LOW RISK) | 3514 GALT COURT, RAPID CITY, SD 57703 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 57703 (Rapid City, 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 57703 (Rapid City, SD)?
ZIP code 57703 (Rapid City, SD) contains 98 EPA-tracked facilities, of which 1 (1.0%) are classified in the High-Risk tier, 0 (0.0%) have active compliance violations, and 35 (35.7%) handle RCRA hazardous waste.
How does ZIP 57703 compare to Pennington County and South Dakota averages?
In ZIP 57703, 1.0% of regulated sites are rated High Risk, compared to 0.3% across Pennington County and 0.7% statewide in South Dakota.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 57703?
Geologic screening places ZIP 57703 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 57703 (Rapid City, SD) in a FEMA flood zone and what is the flood disaster history?
Pennington County has recorded 3 historical FEMA federal disaster declarations (0 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 57703 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 57703 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 57703 indicates a HIGH shrink-swell risk signal. Within ZIP 57703, federal registries track 2 SDWIS drinking water facilities, 60 Clean Water NPDES permits, and 5 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.