City vs city
Brentwood vs Columbia, MD
Brentwood currently scores 4 points higher overall than Columbia, with the largest gap in tornado.
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
Brentwood: 39/100 · Columbia: 35/100
Brentwood is 4 points higher.
Flood
Brentwood: 27/100 · Columbia: 24/100
Brentwood is 3 points higher.
Brentwood: FEMA NFHL flood zones: 10 features intersect this tile.
Columbia: FEMA NFHL flood zones: 7 features intersect this tile.
Wind
Brentwood: 21/100 · Columbia: 21/100
No gap.
Brentwood: Wind exposure derived from ingested design wind / climatology tiles.
Columbia: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Brentwood: 39/100 · Columbia: 39/100
No gap.
Brentwood: Lightning exposure derived from ingested climatology tiles.
Columbia: Lightning exposure derived from ingested climatology tiles.
Tornado
Brentwood: 38/100 · Columbia: 19/100
Brentwood is 19 points higher.
Brentwood: Tornado risk derived from NOAA SPC historical reports.
Columbia: Tornado risk derived from NOAA SPC historical reports.
Hail
Brentwood: 63/100 · Columbia: 58/100
Brentwood is 5 points higher.
Brentwood: Hail risk derived from NOAA SPC historical reports.
Columbia: Hail risk derived from NOAA SPC historical reports.
Storm surge
Brentwood: Unavailable · Columbia: Unavailable
A score difference cannot be calculated without both sources.
Brentwood: Storm surge model is not available for this location yet.
Columbia: Storm surge model is not available for this location yet.
Wildfire
Brentwood: 38/100 · Columbia: 40/100
Columbia is 2 points higher.
Brentwood: Wildfire exposure derived from ingested fire potential tiles.
Columbia: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Brentwood: 44/100 · Columbia: 42/100
Brentwood is 2 points higher.
Brentwood: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Columbia: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.