City vs city
Sheffield vs Underwood-Petersville, AL
Sheffield currently scores 7 points higher overall than Underwood-Petersville, 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
Sheffield: 58/100 · Underwood-Petersville: 51/100
Sheffield is 7 points higher.
Flood
Sheffield: 44/100 · Underwood-Petersville: 33/100
Sheffield is 11 points higher.
Sheffield: FEMA NFHL flood zones: 13 features intersect this tile.
Underwood-Petersville: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Sheffield: 14/100 · Underwood-Petersville: 14/100
No gap.
Sheffield: Wind exposure derived from ingested design wind / climatology tiles.
Underwood-Petersville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Sheffield: 73/100 · Underwood-Petersville: 70/100
Sheffield is 3 points higher.
Sheffield: Lightning exposure derived from ingested climatology tiles.
Underwood-Petersville: Lightning exposure derived from ingested climatology tiles.
Tornado
Sheffield: 85/100 · Underwood-Petersville: 50/100
Sheffield is 35 points higher.
Sheffield: Tornado risk derived from NOAA SPC historical reports.
Underwood-Petersville: Tornado risk derived from NOAA SPC historical reports.
Hail
Sheffield: 100/100 · Underwood-Petersville: 100/100
No gap.
Sheffield: Hail risk derived from NOAA SPC historical reports.
Underwood-Petersville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Sheffield: Unavailable · Underwood-Petersville: Unavailable
A score difference cannot be calculated without both sources.
Sheffield: Storm surge model is not available for this location yet.
Underwood-Petersville: Storm surge model is not available for this location yet.
Wildfire
Sheffield: 65/100 · Underwood-Petersville: 63/100
Sheffield is 2 points higher.
Sheffield: Wildfire exposure derived from ingested fire potential tiles.
Underwood-Petersville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Sheffield: 28/100 · Underwood-Petersville: 28/100
No gap.
Sheffield: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Underwood-Petersville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.