City vs city
Mill Bay vs Old Harbor, AK
Mill Bay and Old Harbor are tied on overall score, with the biggest factor difference in wind.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality is a current EPA AirNow signal; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Mill Bay: 32/100 · Old Harbor: 32/100
No gap.
Flood
Mill Bay: Unavailable · Old Harbor: Unavailable
A score difference cannot be calculated without both sources.
Mill Bay: Flood model is not available for this location yet.
Old Harbor: Flood model is not available for this location yet.
Wind
Mill Bay: 64/100 · Old Harbor: 64/100
No gap.
Mill Bay: Wind exposure derived from ingested design wind / climatology tiles.
Old Harbor: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Mill Bay: 0/100 · Old Harbor: 0/100
No gap.
Mill Bay: Lightning exposure derived from ingested climatology tiles.
Old Harbor: Lightning exposure derived from ingested climatology tiles.
Tornado
Mill Bay: Unavailable · Old Harbor: Unavailable
A score difference cannot be calculated without both sources.
Mill Bay: Tornado model is not available for this location yet.
Old Harbor: Tornado model is not available for this location yet.
Hail
Mill Bay: Unavailable · Old Harbor: Unavailable
A score difference cannot be calculated without both sources.
Mill Bay: Hail model is not available for this location yet.
Old Harbor: Hail model is not available for this location yet.
Storm surge
Mill Bay: Unavailable · Old Harbor: Unavailable
A score difference cannot be calculated without both sources.
Mill Bay: Storm surge model is not available for this location yet.
Old Harbor: Storm surge model is not available for this location yet.
Wildfire
Mill Bay: Unavailable · Old Harbor: Unavailable
A score difference cannot be calculated without both sources.
Mill Bay: Wildfire model is not available for this location yet.
Old Harbor: Wildfire model is not available for this location yet.
Current air quality
Mill Bay: Unavailable · Old Harbor: Unavailable
A score difference cannot be calculated without both sources.
Mill Bay: Air quality model is not available for this location yet.
Old Harbor: Air quality model is not available for this location yet.