City vs city
Alexander vs Williston, ND
Williston currently scores 2 points higher overall than Alexander, with the largest gap in hail.
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
Alexander: 33/100 · Williston: 35/100
Williston is 2 points higher.
Flood
Alexander: 39/100 · Williston: 41/100
Williston is 2 points higher.
Alexander: FEMA NFHL flood zones: 2 features intersect this tile.
Williston: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Alexander: 18/100 · Williston: 18/100
No gap.
Alexander: Wind exposure derived from ingested design wind / climatology tiles.
Williston: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Alexander: 17/100 · Williston: 19/100
Williston is 2 points higher.
Alexander: Lightning exposure derived from ingested climatology tiles.
Williston: Lightning exposure derived from ingested climatology tiles.
Tornado
Alexander: 0/100 · Williston: 4/100
Williston is 4 points higher.
Alexander: Tornado risk derived from NOAA SPC historical reports.
Williston: Tornado risk derived from NOAA SPC historical reports.
Hail
Alexander: 58/100 · Williston: 100/100
Williston is 42 points higher.
Alexander: Hail risk derived from NOAA SPC historical reports.
Williston: Hail risk derived from NOAA SPC historical reports.
Storm surge
Alexander: Unavailable · Williston: Unavailable
A score difference cannot be calculated without both sources.
Alexander: Storm surge model is not available for this location yet.
Williston: Storm surge model is not available for this location yet.
Wildfire
Alexander: 45/100 · Williston: 37/100
Alexander is 8 points higher.
Alexander: Wildfire exposure derived from ingested fire potential tiles.
Williston: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Alexander: 19/100 · Williston: 23/100
Williston is 4 points higher.
Alexander: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Williston: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.