ZIP 99901 (Ketchikan, AK) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 99901 in Ketchikan, Alaska (Ketchikan Gateway County) has 183 EPA-tracked facilities, including 14 High-Risk sites (7.7%), 35 active violators, and $41,863 in federal penalties. Beyond industrial pollution, properties in ZIP 99901 are screened across 1 historical Ketchikan Gateway County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (129), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 99901 (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 99901 (Ketchikan, AK) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 99901 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 14 High-Risk and 35 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 99901 (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 99901 Sector) | HIGH (79/100) | Violation Identified (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99901 Sector) | HIGH (64/100) | Violation Identified (12 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99901 Sector) | HIGH (64/100) | Significant Violation (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99901 Sector) | HIGH (64/100) | Significant Violation (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99901 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99901 Sector) | HIGH (64/100) | Significant Violation (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99901 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • KETCHIKAN, AK (ZIP 99901 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| TYLER RENTAL INC FREE PREVIEW (LOW RISK) | 5216 BORCH ST N PY, KETCHIKAN, AK 99901 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| SOUTH COAST FOREST PRODUCTS FREE PREVIEW (LOW RISK) | 4049 TONGASS AVE, KETCHIKAN, AK 99901 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| USDHS CG LORAN STATION SHOAL COVE FREE PREVIEW (LOW RISK) | LAT 55-25 50N, LONG 131-17 15W, KETCHIKAN, AK 99901 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| ADEC KETCHIKAN PUBLIC WRKS FREE PREVIEW (LOW RISK) | 3915 N TONGASS, KETCHIKAN, AK 99901 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 99901 (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 99901 (Ketchikan, AK)?
ZIP code 99901 (Ketchikan, AK) contains 183 EPA-tracked facilities, of which 14 (7.7%) are classified in the High-Risk tier, 35 (19.1%) have active compliance violations, and 50 (27.3%) handle RCRA hazardous waste.
How does ZIP 99901 compare to Ketchikan Gateway County and Alaska averages?
In ZIP 99901, 7.7% of regulated sites are rated High Risk, compared to 5.4% across Ketchikan Gateway County and 2.0% statewide in Alaska.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 99901?
Geologic screening places ZIP 99901 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 99901 (Ketchikan, AK) in a FEMA flood zone and what is the flood disaster history?
Ketchikan Gateway County has recorded 1 historical FEMA federal disaster declarations (0 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 99901 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 99901 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 99901 indicates a LOW shrink-swell risk signal. Within ZIP 99901, federal registries track 23 SDWIS drinking water facilities, 106 Clean Water NPDES permits, and 19 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.