City vs city
Bremerton vs Marietta-Alderwood, WA
Bremerton and Marietta-Alderwood are tied on overall score, with the biggest factor difference in wildfire.
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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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
Bremerton: 13/100 · Marietta-Alderwood: 13/100
No gap.
Flood
Bremerton: 0/100 · Marietta-Alderwood: 30/100
Marietta-Alderwood is 30 points higher.
Bremerton: FEMA NFHL flood zones: 3 features intersect this tile.
Marietta-Alderwood: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Bremerton: 7/100 · Marietta-Alderwood: 7/100
No gap.
Bremerton: Wind exposure derived from ingested design wind / climatology tiles.
Marietta-Alderwood: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Bremerton: 1/100 · Marietta-Alderwood: 1/100
No gap.
Bremerton: Lightning exposure derived from ingested climatology tiles.
Marietta-Alderwood: Lightning exposure derived from ingested climatology tiles.
Tornado
Bremerton: 0/100 · Marietta-Alderwood: 0/100
No gap.
Bremerton: Tornado risk derived from NOAA SPC historical reports.
Marietta-Alderwood: Tornado risk derived from NOAA SPC historical reports.
Hail
Bremerton: 0/100 · Marietta-Alderwood: 0/100
No gap.
Bremerton: Hail risk derived from NOAA SPC historical reports.
Marietta-Alderwood: Hail risk derived from NOAA SPC historical reports.
Storm surge
Bremerton: Unavailable · Marietta-Alderwood: Unavailable
A score difference cannot be calculated without both sources.
Bremerton: Storm surge model is not available for this location yet.
Marietta-Alderwood: Storm surge model is not available for this location yet.
Wildfire
Bremerton: 47/100 · Marietta-Alderwood: 11/100
Bremerton is 36 points higher.
Bremerton: Wildfire exposure derived from ingested fire potential tiles.
Marietta-Alderwood: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Bremerton: 8/100 · Marietta-Alderwood: 16/100
Marietta-Alderwood is 8 points higher.
Bremerton: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Marietta-Alderwood: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.