City vs city
Berwyn Heights vs East Riverdale, MD
Berwyn Heights and East Riverdale are tied on overall score, with the biggest factor difference in flood.
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
Berwyn Heights: 39/100 · East Riverdale: 39/100
No gap.
Flood
Berwyn Heights: 27/100 · East Riverdale: 27/100
No gap.
Berwyn Heights: FEMA NFHL flood zones: 10 features intersect this tile.
East Riverdale: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Berwyn Heights: 21/100 · East Riverdale: 21/100
No gap.
Berwyn Heights: Wind exposure derived from ingested design wind / climatology tiles.
East Riverdale: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Berwyn Heights: 39/100 · East Riverdale: 39/100
No gap.
Berwyn Heights: Lightning exposure derived from ingested climatology tiles.
East Riverdale: Lightning exposure derived from ingested climatology tiles.
Tornado
Berwyn Heights: 38/100 · East Riverdale: 38/100
No gap.
Berwyn Heights: Tornado risk derived from NOAA SPC historical reports.
East Riverdale: Tornado risk derived from NOAA SPC historical reports.
Hail
Berwyn Heights: 63/100 · East Riverdale: 63/100
No gap.
Berwyn Heights: Hail risk derived from NOAA SPC historical reports.
East Riverdale: Hail risk derived from NOAA SPC historical reports.
Storm surge
Berwyn Heights: Unavailable · East Riverdale: Unavailable
A score difference cannot be calculated without both sources.
Berwyn Heights: Storm surge model is not available for this location yet.
East Riverdale: Storm surge model is not available for this location yet.
Wildfire
Berwyn Heights: 38/100 · East Riverdale: 38/100
No gap.
Berwyn Heights: Wildfire exposure derived from ingested fire potential tiles.
East Riverdale: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Berwyn Heights: 44/100 · East Riverdale: 44/100
No gap.
Berwyn Heights: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
East Riverdale: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.