PUBLIC DATA SOURCE: U.S. EPA ECHO, FRS, RCRA, TRI & FEMA NFHL 3,230,651 Regulated Sites • All 50 States • Data as of November 01, 2026
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6-IN-1 MUNICIPAL ENVIRONMENTAL, WATER, SOIL & FLOOD HUB • ALCESTER, SD

Alcester, South Dakota — Flood Zone, Tap Water Quality, Soil Foundation, Radon & EPA Hazards

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Public U.S. EPA records track 13 regulated facilities in Alcester, South Dakota (Union County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Alcester properties are screened for Tap Water & Watershed Permits (11 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 1 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).

Total EPA Sites
13
High-Risk (0.0% vs 0.7% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
11
Federal Penalties
$0

Alcester, SD 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan
🌊 Flood Zone & FEMA Disaster History
Union County: 1 FEMA Declarations (1 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
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🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: MODERATE • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 11 NPDES Permits
🔒 0 Impaired Water (303d) & 2 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 1 — High Potential (> 4.0 pCi/L)
Low / Non-Karst Bedrock Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Alcester, SD Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 3 (23.1%)
Clean Water (NPDES) & Drinking Water (SDWIS) 11 (84.6%)
Active EPA Non-Compliance Dockets 0 (0.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Very Low (37.1/100)
🌊 Flood Exposure 5/10 • Relatively Low
🔥 Wildfire Hazard 8/10 • Relatively Low
☀️ Extreme Heat 3/10 • Very Low
🌪️ Severe Wind / Storm 7/10 • Relatively Moderate
🫨 USGS Earthquake 2/10 • Very Low
3. City vs. County & State Benchmark
Alcester High-Risk Rate 0.0%
Union County Average 0.0%
South Dakota (SD) Statewide Avg 0.7%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
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ZIP Codes in Alcester, SD

ZIP 57001 (13 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Alcester, SD

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

Unlock Full Alcester Dossier →
Facility Name / Hazard Type Sector Location (Street Redacted) Risk Tier & Score Compliance Status Enforcement / Unlock
🔒 Locked Regulated EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • ALCESTER, SD (ZIP 57001 Sector) MODERATE (33/100) Resolved / Historical Non-Compliance (4 qtrs NC) 🔒 4 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • ALCESTER, SD (ZIP 57001 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (1 qtrs NC) 🔒 1 Qtrs Non-Compliance • Unlock →
CUSTOM COILS INC FREE PREVIEW (LOW RISK) 109 SOUTH IOWA ST, ALCESTER, SD 57001 LOW (16/100) No Violation Identified (0 qtrs NC) $0
ALCESTER 4TH STREET WATERMAIN IMPROVEMENTS FREE PREVIEW (LOW RISK) 4TH STREET BETWEEN OFSTAD STREET AND PARK AVENUE, ALCESTER, SD 57001 LOW (13/100) No Violation Identified (0 qtrs NC) $0
PCN 08ND FREE PREVIEW (LOW RISK) 9.5 S & 1.5 E OF ALCESTER ON 311TH ST, ALCESTER, SD 57001 LOW (13/100) No Violation Identified (0 qtrs NC) $0
64-069-130 STRUCTURE REPLACEMENT FREE PREVIEW (LOW RISK) 310TH ST & 477TH AVE, ALCESTER, SD 57001 LOW (13/100) No Violation Identified (0 qtrs NC) $0
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • ALCESTER, SD (ZIP 57001 Sector) LOW (12/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • ALCESTER, SD (ZIP 57001 Sector) LOW (12/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • ALCESTER, SD (ZIP 57001 Sector) LOW (12/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • ALCESTER, SD (ZIP 57001 Sector) LOW (12/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • ALCESTER, SD (ZIP 57001 Sector) LOW (11/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 + 2 Additional Regulated & Enforcement Records in Alcester, SD Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Alcester, South Dakota Environmental Risk & Radon

How many EPA-regulated facilities are in Alcester, SD?

U.S. EPA records track 13 regulated facilities in Alcester, South Dakota, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 3 RCRA hazardous waste handlers (23.1%).

Which ZIP codes in Alcester, SD have the most EPA-tracked sites?

Within Alcester, regulated facilities are primarily concentrated across ZIP 57001 (13 sites).

How can I check a specific house or commercial property in Alcester, SD?

Enter the exact street address in Alcester into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Is tap water safe in Alcester, SD and how many EPA water permits exist?

In Alcester, SD, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 11 Clean Water Act NPDES permits, and 0 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Alcester, SD?

USDA regional soil screening for Alcester indicates a MODERATE shrink-swell foundation signal, and Union County has recorded 1 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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