ZIP 23704 (Portsmouth, VA) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 23704 in Portsmouth, Virginia (Portsmouth City County) has 160 EPA-tracked facilities, including 3 High-Risk sites (1.9%), 3 active violators, and $35,126 in federal penalties. Beyond industrial pollution, properties in ZIP 23704 are screened across 8 historical Portsmouth City County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (35), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
ZIP 23704 (Portsmouth, VA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 23704 (Portsmouth, VA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 23704 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 3 High-Risk and 3 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 23704 (Portsmouth, VA)
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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | HIGH (64/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | MODERATE (51/100) | Violation Identified (5 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | MODERATE (35/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | MODERATE (33/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | MODERATE (31/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • PORTSMOUTH, VA (ZIP 23704 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| PORTSMOUTH GENERAL HOSPITAL FREE PREVIEW (LOW RISK) | 850 CRAWFORD PARKWAY, PORTSMOUTH, VA 23704 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| PORTSMOUTH CITY HUNT MAPP MIDDLE SCHOOL FREE PREVIEW (LOW RISK) | 3701 WILLETT DRIVE, PORTSMOUTH, VA 23704 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| MARINE SPECIALTY PAINTING FREE PREVIEW (LOW RISK) | 3350 ELM AVE, PORTSMOUTH, VA 23704 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| NORFOLK NAVAL SHIPYARD INDUSTRIAL WASTE TREATMENT FREE PREVIEW (LOW RISK) | STEVENS ST, PORTSMOUTH, VA 23704 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 23704 (Portsmouth, VA) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 23704 (Portsmouth, VA)?
ZIP code 23704 (Portsmouth, VA) contains 160 EPA-tracked facilities, of which 3 (1.9%) are classified in the High-Risk tier, 3 (1.9%) have active compliance violations, and 103 (64.4%) handle RCRA hazardous waste.
How does ZIP 23704 compare to Portsmouth City County and Virginia averages?
In ZIP 23704, 1.9% of regulated sites are rated High Risk, compared to 1.0% across Portsmouth City County and 1.5% statewide in Virginia.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 23704?
Geologic screening places ZIP 23704 in EPA Zone 2 — Moderate Potential (2.0 – 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 23704 (Portsmouth, VA) in a FEMA flood zone and what is the flood disaster history?
Portsmouth City County has recorded 8 historical FEMA federal disaster declarations (6 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 23704 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 23704 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 23704 indicates a MODERATE shrink-swell risk signal. Within ZIP 23704, federal registries track 1 SDWIS drinking water facilities, 34 Clean Water NPDES permits, and 26 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.