City vs city
Blum vs San Antonio, TX
San Antonio currently scores 3 points higher overall than Blum, 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 is a current EPA AirNow signal; 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
Blum: 45/100 · San Antonio: 48/100
San Antonio is 3 points higher.
Flood
Blum: 31/100 · San Antonio: 33/100
San Antonio is 2 points higher.
Blum: FEMA NFHL flood zones: 8 features intersect this tile.
San Antonio: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Blum: 14/100 · San Antonio: 17/100
San Antonio is 3 points higher.
Blum: Wind exposure derived from ingested design wind / climatology tiles.
San Antonio: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Blum: 57/100 · San Antonio: 38/100
Blum is 19 points higher.
Blum: Lightning exposure derived from ingested climatology tiles.
San Antonio: Lightning exposure derived from ingested climatology tiles.
Tornado
Blum: 27/100 · San Antonio: 62/100
San Antonio is 35 points higher.
Blum: Tornado risk derived from NOAA SPC historical reports.
San Antonio: Tornado risk derived from NOAA SPC historical reports.
Hail
Blum: 95/100 · San Antonio: 100/100
San Antonio is 5 points higher.
Blum: Hail risk derived from NOAA SPC historical reports.
San Antonio: Hail risk derived from NOAA SPC historical reports.
Storm surge
Blum: Unavailable · San Antonio: Unavailable
A score difference cannot be calculated without both sources.
Blum: Storm surge model is not available for this location yet.
San Antonio: Storm surge model is not available for this location yet.
Wildfire
Blum: 63/100 · San Antonio: 60/100
Blum is 3 points higher.
Blum: Wildfire exposure derived from ingested fire potential tiles.
San Antonio: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Blum: 28/100 · San Antonio: 28/100
No gap.
Blum: Air quality signal derived from the latest EPA AirNow combined AQI grid.
San Antonio: Air quality signal derived from the latest EPA AirNow combined AQI grid.
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