ZIP 99833 (Petersburg, AK) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 99833 in Petersburg, Alaska (Petersburg County) has 61 EPA-tracked facilities, including 2 High-Risk sites (3.3%), 10 active violators, and $820 in federal penalties. Beyond industrial pollution, properties in ZIP 99833 are screened across 1 historical Petersburg County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (40), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 99833 (Petersburg, 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 99833 (Petersburg, AK) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 99833 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 2 High-Risk and 10 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 99833 (Petersburg, 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 • PETERSBURG, AK (ZIP 99833 Sector) | HIGH (68/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PETERSBURG, AK (ZIP 99833 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PETERSBURG, AK (ZIP 99833 Sector) | MODERATE (57/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PETERSBURG, AK (ZIP 99833 Sector) | MODERATE (47/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • PETERSBURG, AK (ZIP 99833 Sector) | MODERATE (46/100) | Violation Identified (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • PETERSBURG, AK (ZIP 99833 Sector) | MODERATE (41/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • PETERSBURG, AK (ZIP 99833 Sector) | MODERATE (41/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • PETERSBURG, AK (ZIP 99833 Sector) | MODERATE (40/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| OCEAN BEAUTY SEAFOODS PETERSBURG FREE PREVIEW (LOW RISK) | 101 HARBOR WAY, PETERSBURG, AK 99833 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| APC SAGINAW BAY LOG TRANSFER FACILITY FREE PREVIEW (LOW RISK) | FR 6448 RD, KUIU ISLAND, AK 99833 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| GOLDBELT HOBART BAY FREE PREVIEW (LOW RISK) | 2B, HOBART BAY, AK 99833 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| USDOT CG CUTTER CAPE HATTERAS WPB95305 FREE PREVIEW (LOW RISK) | CHEVRON PIER, PETERSBURG, AK 99833 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 99833 (Petersburg, 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 99833 (Petersburg, AK)?
ZIP code 99833 (Petersburg, AK) contains 61 EPA-tracked facilities, of which 2 (3.3%) are classified in the High-Risk tier, 10 (16.4%) have active compliance violations, and 23 (37.7%) handle RCRA hazardous waste.
How does ZIP 99833 compare to Petersburg County and Alaska averages?
In ZIP 99833, 3.3% of regulated sites are rated High Risk, compared to 2.7% across Petersburg County and 2.0% statewide in Alaska.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 99833?
Geologic screening places ZIP 99833 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 99833 (Petersburg, AK) in a FEMA flood zone and what is the flood disaster history?
Petersburg County has recorded 1 historical FEMA federal disaster declarations (0 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 99833 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 99833 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 99833 indicates a LOW shrink-swell risk signal. Within ZIP 99833, federal registries track 2 SDWIS drinking water facilities, 38 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.