City vs city
Ferndale vs Marietta-Alderwood, WA
Ferndale currently scores 8 points higher overall than Marietta-Alderwood, with the largest gap 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
Ferndale: 21/100 · Marietta-Alderwood: 13/100
Ferndale is 8 points higher.
Flood
Ferndale: 39/100 · Marietta-Alderwood: 30/100
Ferndale is 9 points higher.
Ferndale: FEMA NFHL flood zones: 10 features intersect this tile.
Marietta-Alderwood: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Ferndale: 7/100 · Marietta-Alderwood: 7/100
No gap.
Ferndale: Wind exposure derived from ingested design wind / climatology tiles.
Marietta-Alderwood: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Ferndale: 1/100 · Marietta-Alderwood: 1/100
No gap.
Ferndale: Lightning exposure derived from ingested climatology tiles.
Marietta-Alderwood: Lightning exposure derived from ingested climatology tiles.
Tornado
Ferndale: 0/100 · Marietta-Alderwood: 0/100
No gap.
Ferndale: Tornado risk derived from NOAA SPC historical reports.
Marietta-Alderwood: Tornado risk derived from NOAA SPC historical reports.
Hail
Ferndale: 0/100 · Marietta-Alderwood: 0/100
No gap.
Ferndale: Hail risk derived from NOAA SPC historical reports.
Marietta-Alderwood: Hail risk derived from NOAA SPC historical reports.
Storm surge
Ferndale: Unavailable · Marietta-Alderwood: Unavailable
A score difference cannot be calculated without both sources.
Ferndale: Storm surge model is not available for this location yet.
Marietta-Alderwood: Storm surge model is not available for this location yet.
Wildfire
Ferndale: 44/100 · Marietta-Alderwood: 11/100
Ferndale is 33 points higher.
Ferndale: Wildfire exposure derived from ingested fire potential tiles.
Marietta-Alderwood: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Ferndale: 16/100 · Marietta-Alderwood: 16/100
No gap.
Ferndale: 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.