City vs city
Porter Heights vs Spring, TX
Spring currently scores 1 points higher overall than Porter Heights, 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
Porter Heights: 43/100 · Spring: 44/100
Spring is 1 points higher.
Flood
Porter Heights: 52/100 · Spring: 50/100
Porter Heights is 2 points higher.
Porter Heights: FEMA NFHL flood zones: 18 features intersect this tile.
Spring: FEMA NFHL flood zones: 17 features intersect this tile.
Wind
Porter Heights: 34/100 · Spring: 36/100
Spring is 2 points higher.
Porter Heights: Wind exposure derived from ingested design wind / climatology tiles.
Spring: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Porter Heights: 80/100 · Spring: 80/100
No gap.
Porter Heights: Lightning exposure derived from ingested climatology tiles.
Spring: Lightning exposure derived from ingested climatology tiles.
Tornado
Porter Heights: 31/100 · Spring: 8/100
Porter Heights is 23 points higher.
Porter Heights: Tornado risk derived from NOAA SPC historical reports.
Spring: Tornado risk derived from NOAA SPC historical reports.
Hail
Porter Heights: 23/100 · Spring: 37/100
Spring is 14 points higher.
Porter Heights: Hail risk derived from NOAA SPC historical reports.
Spring: Hail risk derived from NOAA SPC historical reports.
Storm surge
Porter Heights: Unavailable · Spring: Unavailable
A score difference cannot be calculated without both sources.
Porter Heights: Storm surge model is not available for this location yet.
Spring: Storm surge model is not available for this location yet.
Wildfire
Porter Heights: 49/100 · Spring: 62/100
Spring is 13 points higher.
Porter Heights: Wildfire exposure derived from ingested fire potential tiles.
Spring: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Porter Heights: 30/100 · Spring: 32/100
Spring is 2 points higher.
Porter Heights: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Spring: Air quality signal derived from the latest EPA AirNow combined AQI grid.