ZIP 74820 (Byng, OK) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 74820 in Byng, Oklahoma (Pontotoc County) has 155 EPA-tracked facilities, including 3 High-Risk sites (1.9%), 1 active violators, and $310,353 in federal penalties. Beyond industrial pollution, properties in ZIP 74820 are screened across 3 historical Pontotoc County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (28), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 74820 (Byng, OK) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 74820 (Byng, OK) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 74820 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 3 High-Risk and 1 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 74820 (Byng, OK)
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 • ADA, OK (ZIP 74820 Sector) | MODERATE (53/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • ADA, OK (ZIP 74820 Sector) | MODERATE (50/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ADA, OK (ZIP 74820 Sector) | MODERATE (34/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ADA, OK (ZIP 74820 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ADA, OK (ZIP 74820 Sector) | MODERATE (31/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ADA, OK (ZIP 74820 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ADA, OK (ZIP 74820 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ADA, OK (ZIP 74820 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| AE3900 HICKORY 12-INCH REPLACEMENT FREE PREVIEW (LOW RISK) | ON HICKORY ST BETWEEN W 1ST ST AND W 14TH ST, ADA, OK 74820 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| COMPLIMENTARY MEDICINE BUILDING FREE PREVIEW (LOW RISK) | 1826 ANHI DRIVE ADA, OK 74820, ADA, OK 74820 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| CHICKASAW MEDICAL EARLY CHILDHOOD CENTER FREE PREVIEW (LOW RISK) | 17290 CR 3570, ADA, OK 74820 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| WESTERN COMPANY OF NORTH AMERICA FREE PREVIEW (LOW RISK) | HWY 99, ADA, OK 74820 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 74820 (Byng, OK) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 74820 (Byng, OK)?
ZIP code 74820 (Byng, OK) contains 155 EPA-tracked facilities, of which 3 (1.9%) are classified in the High-Risk tier, 1 (0.6%) have active compliance violations, and 60 (38.7%) handle RCRA hazardous waste.
How does ZIP 74820 compare to Pontotoc County and Oklahoma averages?
In ZIP 74820, 1.9% of regulated sites are rated High Risk, compared to 1.2% across Pontotoc County and 1.5% statewide in Oklahoma.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 74820?
Geologic screening places ZIP 74820 in EPA Zone 3 — Low Potential (< 2.0 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 74820 (Byng, OK) in a FEMA flood zone and what is the flood disaster history?
Pontotoc County has recorded 3 historical FEMA federal disaster declarations (1 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 74820 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 74820 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 74820 indicates a LOW shrink-swell risk signal. Within ZIP 74820, federal registries track 2 SDWIS drinking water facilities, 26 Clean Water NPDES permits, and 7 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.