ZIP 99950 (Ketchikan, AK) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 99950 in Ketchikan, Alaska (Prince Of Wales-Hyder County) has 31 EPA-tracked facilities, including 2 High-Risk sites (6.5%), 7 active violators, and $59,416 in federal penalties. Beyond industrial pollution, properties in ZIP 99950 are screened across 1 historical Prince Of Wales-Hyder County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (25), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 99950 (Ketchikan, AK) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 99950 (Ketchikan, AK) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 99950 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 2 High-Risk and 7 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 99950 (Ketchikan, AK)
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 • KETCHIKAN, AK (ZIP 99950 Sector) | HIGH (66/100) | Violation Identified (11 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • HOLLIS, AK (ZIP 99950 Sector) | MODERATE (50/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • EDNA BAY, AK (ZIP 99950 Sector) | MODERATE (39/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99950 Sector) | MODERATE (38/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • NAUKATI BAY, AK (ZIP 99950 Sector) | MODERATE (35/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • KASAAN, AK (ZIP 99950 Sector) | MODERATE (30/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • NAUKATI BAY, AK (ZIP 99950 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99950 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| USCG EDNA BAY ENTRANCE LIGHT FREE PREVIEW (LOW RISK) | EDNA BAY, KETCHIKAN, AK 99950 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| AP&T NAUKATI BAY GENERATING STATION FREE PREVIEW (LOW RISK) | NFD 2060 RD, KETCHIKAN, AK 99950 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| KASAAN TO GOOSE CREEK ROAD FREE PREVIEW (LOW RISK) | M.P. 11.42 ON THE KASAAN ACCESS ROAD, KASAAN, AK 99950 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| KINA COVE LTF AND LSA FREE PREVIEW (LOW RISK) | 6 MILES SW OF KASAAN, KASSAN, AK 99950 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 99950 (Ketchikan, AK) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 99950 (Ketchikan, AK)?
ZIP code 99950 (Ketchikan, AK) contains 31 EPA-tracked facilities, of which 2 (6.5%) are classified in the High-Risk tier, 7 (22.6%) have active compliance violations, and 1 (3.2%) handle RCRA hazardous waste.
How does ZIP 99950 compare to Prince Of Wales-Hyder County and Alaska averages?
In ZIP 99950, 6.5% of regulated sites are rated High Risk, compared to 10.7% across Prince Of Wales-Hyder County and 2.0% statewide in Alaska.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 99950?
Geologic screening places ZIP 99950 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 99950 (Ketchikan, AK) in a FEMA flood zone and what is the flood disaster history?
Prince Of Wales-Hyder County has recorded 1 historical FEMA federal disaster declarations (0 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 99950 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 99950 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 99950 indicates a LOW shrink-swell risk signal. Within ZIP 99950, federal registries track 3 SDWIS drinking water facilities, 22 Clean Water NPDES permits, and 0 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.