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 ZIP CODE ENVIRONMENTAL, WATER, SOIL & FLOOD PROFILE • 77028

ZIP 77028 (Houston, TX) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards

Run Full 1-Mile Property Scan in 77028 →

ZIP code 77028 in Houston, Texas (Harris County) has 129 EPA-tracked facilities, including 5 High-Risk sites (3.9%), 3 active violators, and $84,854 in federal penalties. Beyond industrial pollution, properties in ZIP 77028 are screened across 4 historical Harris County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (71), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).

Total EPA Sites in 77028
129
High-Risk (3.9% vs 2.2% County)
5
Active Violators (2.3%)
3
Drinking & Clean Water
71
Federal Penalties
$84,854

ZIP 77028 (Houston, TX) 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
Harris County: 4 FEMA Declarations (2 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Mandatory Insurance Status Locked
Unlock Parcel Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: LOW • Pipe Corrosion: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 71 NPDES Permits
🔒 60 Impaired Water (303d) & 8 Violation Dockets in 77028 Locked
Unlock Utility Violation Log →
☢️ EPA Radon & Karst Sinkhole
EPA Zone 3 — Low Potential (< 2.0 pCi/L)
Elevated Carbonate / Karst Sinkhole Belt — Monitor Foundation Settlement & Surface Depressions
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 ZIP 77028 (Houston, TX) Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)
1. ZIP 77028 Regulatory & Water Mix
RCRA Hazardous Waste Generators 58 (45.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 71 (55.0%)
Active EPA Non-Compliance Dockets 3 (2.3%)
High-Risk Enforcement Facilities 5 (3.9%)
2. FEMA NRI & USGS Hazard Index (1–10) Very High (99.9/100)
🌊 Flood Exposure 10/10 • Very High
🔥 Wildfire Hazard 9/10 • Relatively Low
☀️ Extreme Heat 10/10 • Very High
🌪️ Severe Wind / Storm 10/10 • Very High
🫨 USGS Earthquake 9/10 • Relatively Moderate
3. ZIP 77028 vs. County & State Benchmark
ZIP 77028 High-Risk Rate 3.9%
Harris County Average 2.2%
Texas (TX) Statewide Avg 1.6%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Unlock Full 6-in-1 Property Report for 77028 →

ZIP 77028 Sector Screening Map (High-Risk Pin Coordinates Locked)

Exact street pins for 5 High-Risk and 3 Active Violation sites are redacted on public directory maps.

🔒 Unlock Exact Hazard Pin Map →
🔒 5 High-Risk & 3 Violation Pin Coordinates Redacted in ZIP 77028 (Only 3 Low-Risk Preview Pins Shown) Unlock Full Parcel Map & Street Dossier →

Regulated EPA Facilities in ZIP 77028 (Houston, TX)

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 ZIP 77028 Dossier →
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 • HOUSTON, TX (ZIP 77028 Sector) HIGH (64/100) Resolved / Historical Non-Compliance (1 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • HOUSTON, TX (ZIP 77028 Sector) HIGH (64/100) Significant Violation (10 qtrs NC) 🔒 10 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • CITY OF HOUSTON, TX (ZIP 77028 Sector) HIGH (64/100) Significant Violation (7 qtrs NC) 🔒 7 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • HOUSTON, TX (ZIP 77028 Sector) MODERATE (37/100) Resolved / Historical Non-Compliance (7 qtrs NC) 🔒 7 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • HOUSTON, TX (ZIP 77028 Sector) MODERATE (36/100) No Violation Identified (0 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • HOUSTON, TX (ZIP 77028 Sector) MODERATE (36/100) Violation Identified (3 qtrs NC) 🔒 3 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • HOUSTON, TX (ZIP 77028 Sector) MODERATE (33/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • HOUSTON, TX (ZIP 77028 Sector) MODERATE (33/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
GOLD STAR METALS LLC FREE PREVIEW (LOW RISK) 7944 DOCKAL RD, HOUSTON, TX 77028 LOW (26/100) No Violation Identified (0 qtrs NC) $0
MCM PLASTICS FREE PREVIEW (LOW RISK) 4009 HOMESTEAD, HOUSTON, TX 77028 LOW (25/100) No Violation Identified (0 qtrs NC) $0
HEMPEL COATINGS U.S.A., INC. FREE PREVIEW (LOW RISK) 6901 CAVALCADE BLVD. (AT HOMES, HOUSTON, TX 77028 LOW (25/100) No Violation Identified (0 qtrs NC) $0
PROLER INTERNATIONAL FREE PREVIEW (LOW RISK) 7501 LIBERTY RD, HOUSTON, TX 77028 LOW (25/100) No Violation Identified (0 qtrs NC) $0
🔒 + 117 Additional Regulated & Enforcement Records in ZIP 77028 Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — ZIP 77028 (Houston, TX) EPA Dataset & Radon

DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)

How many EPA-tracked environmental sites are in ZIP code 77028 (Houston, TX)?

ZIP code 77028 (Houston, TX) contains 129 EPA-tracked facilities, of which 5 (3.9%) are classified in the High-Risk tier, 3 (2.3%) have active compliance violations, and 58 (45.0%) handle RCRA hazardous waste.

How does ZIP 77028 compare to Harris County and Texas averages?

In ZIP 77028, 3.9% of regulated sites are rated High Risk, compared to 2.2% across Harris County and 1.6% statewide in Texas.

What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 77028?

Geologic screening places ZIP 77028 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 77028 (Houston, TX) in a FEMA flood zone and what is the flood disaster history?

Harris County has recorded 4 historical FEMA federal disaster declarations (2 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 77028 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.

Does ZIP 77028 have expansive clay soil, foundation problems, or drinking water violations?

USDA regional soil screening for ZIP 77028 indicates a LOW shrink-swell risk signal. Within ZIP 77028, federal registries track 0 SDWIS drinking water facilities, 71 Clean Water NPDES permits, and 60 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.