City vs city
Herald Harbor vs Severna Park, MD
Herald Harbor and Severna Park 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
Herald Harbor: 36/100 · Severna Park: 36/100
No gap.
Flood
Herald Harbor: 32/100 · Severna Park: 32/100
No gap.
Herald Harbor: FEMA NFHL flood zones: 5 features intersect this tile.
Severna Park: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Herald Harbor: 21/100 · Severna Park: 21/100
No gap.
Herald Harbor: Wind exposure derived from ingested design wind / climatology tiles.
Severna Park: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Herald Harbor: 39/100 · Severna Park: 39/100
No gap.
Herald Harbor: Lightning exposure derived from ingested climatology tiles.
Severna Park: Lightning exposure derived from ingested climatology tiles.
Tornado
Herald Harbor: 31/100 · Severna Park: 31/100
No gap.
Herald Harbor: Tornado risk derived from NOAA SPC historical reports.
Severna Park: Tornado risk derived from NOAA SPC historical reports.
Hail
Herald Harbor: 28/100 · Severna Park: 28/100
No gap.
Herald Harbor: Hail risk derived from NOAA SPC historical reports.
Severna Park: Hail risk derived from NOAA SPC historical reports.
Storm surge
Herald Harbor: 92/100 · Severna Park: 92/100
No gap.
Herald Harbor: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Severna Park: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Herald Harbor: 3/100 · Severna Park: 3/100
No gap.
Herald Harbor: Wildfire exposure derived from ingested fire potential tiles.
Severna Park: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Herald Harbor: 42/100 · Severna Park: 42/100
No gap.
Herald Harbor: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Severna Park: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.