City vs city
East Dennis vs Northwest Harwich, MA
East Dennis currently scores 1 points higher overall than Northwest Harwich, 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
East Dennis: 33/100 · Northwest Harwich: 32/100
East Dennis is 1 points higher.
Flood
East Dennis: 30/100 · Northwest Harwich: 43/100
Northwest Harwich is 13 points higher.
East Dennis: FEMA NFHL flood zones: 6 features intersect this tile.
Northwest Harwich: FEMA NFHL flood zones: 14 features intersect this tile.
Wind
East Dennis: 36/100 · Northwest Harwich: 37/100
Northwest Harwich is 1 points higher.
East Dennis: Wind exposure derived from ingested design wind / climatology tiles.
Northwest Harwich: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
East Dennis: 11/100 · Northwest Harwich: 9/100
East Dennis is 2 points higher.
East Dennis: Lightning exposure derived from ingested climatology tiles.
Northwest Harwich: Lightning exposure derived from ingested climatology tiles.
Tornado
East Dennis: 0/100 · Northwest Harwich: 0/100
No gap.
East Dennis: Tornado risk derived from NOAA SPC historical reports.
Northwest Harwich: Tornado risk derived from NOAA SPC historical reports.
Hail
East Dennis: 9/100 · Northwest Harwich: 7/100
East Dennis is 2 points higher.
East Dennis: Hail risk derived from NOAA SPC historical reports.
Northwest Harwich: Hail risk derived from NOAA SPC historical reports.
Storm surge
East Dennis: 95/100 · Northwest Harwich: 97/100
Northwest Harwich is 2 points higher.
East Dennis: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Northwest Harwich: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
East Dennis: 23/100 · Northwest Harwich: 6/100
East Dennis is 17 points higher.
East Dennis: Wildfire exposure derived from ingested fire potential tiles.
Northwest Harwich: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
East Dennis: 26/100 · Northwest Harwich: 26/100
No gap.
East Dennis: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Northwest Harwich: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.