Natural Disaster Risk — ZIP Code 99670
South Naknek, Alaska
Risk Summary for ZIP 99670
ZIP 99670 scores 3.3/10 (Low risk), below the U.S. average of 4.5. The leading hazard is Volcanic Activity.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Below-average risk — standard coverage likely adequate
Natural disaster risk here is below the US average. Standard homeowners insurance will typically be sufficient, but it is still worth reviewing exclusions for floods and earthquakes.
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: ZIP 99670, Alaska
Located in Alaska, the northernmost U.S. state, ZIP 99670 serves the South Naknek community. The subarctic climate of this part of Alaska — bringing subarctic conditions with extreme cold winters and brief summers — directly shapes the hazard exposure for properties in this postal area.
ZIP 99670's overall natural disaster risk is rated 3.3/10 (Low) by FEMA's National Risk Index. Volcanic hazard exposure defines the local risk environment, driven by proximity to one of the most active volcanic systems in the United States. Secondary hazards include earthquake and tsunami.
Relative to other U.S. communities, ZIP 99670's natural disaster risk is below the U.S. national average of 4.5/10, slightly below the 4.6/10 state average. The hazard distribution here is led by volcano and earthquake, as measured by FEMA across Alaska. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.
Despite its lower-than-average risk classification, ZIP 99670 is not immune to natural hazards. Basic preparedness — an emergency kit, awareness of seasonal risks, and property insurance that covers volcano — remains prudent for all residents.
What this means for ZIP 99670: Volcanic Activity preparedness
- Monitor official volcano alert levels and have an evacuation plan for lava or lahar zones.
- Protect electronics and HVAC systems from fine volcanic ash during eruptions.
- Keep dust masks and eye protection on hand for ashfall events, which can affect breathing and visibility.
Risk for the surrounding area
Local Factors for ZIP 99670
These city-level factors differentiate ZIP 99670 from other communities in Alaska County and provide geographic context for its hazard exposure.
Population
73
RuralGeographic Zone
Arctic / Subarctic
Permafrost & coastal erosion risk
Climate Band
Subarctic / Arctic
Latitude 58.7°
Flood Terrain
Minimal — county topography limits flood risk
Flood score: 1.0/10
Wildfire Exposure
Lower — moist climate limits wildfire frequency
Fire score: 4.2/10
Coordinates
58.6654° N, 156.9883° W
Population and coordinates from SimpleMaps US Cities data. Hazard scores from FEMA National Risk Index. Geographic classification derived from coordinates.
Recent Climate Data for ZIP 99670
Last 12 months · Source: Open-Meteo archive
Notable Weather Days (last 12 months)
Nearby ZIP codes
Other cities in Alaska
Data source: FEMA National Risk Index (NRI). County-level data applied to ZIP codes within each county. Scores are normalized to 1–10 across all US counties. This information is for general awareness only — consult official emergency management resources and a licensed insurer for property-specific advice.