City vs city
Towner vs Williston, ND
Williston currently scores 7 points higher overall than Towner, 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
Towner: 28/100 · Williston: 35/100
Williston is 7 points higher.
Flood
Towner: 86/100 · Williston: 41/100
Towner is 45 points higher.
Towner: FEMA NFHL flood zones: 8 features intersect this tile.
Williston: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Towner: 18/100 · Williston: 18/100
No gap.
Towner: Wind exposure derived from ingested design wind / climatology tiles.
Williston: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Towner: 13/100 · Williston: 19/100
Williston is 6 points higher.
Towner: Lightning exposure derived from ingested climatology tiles.
Williston: Lightning exposure derived from ingested climatology tiles.
Tornado
Towner: 0/100 · Williston: 4/100
Williston is 4 points higher.
Towner: Tornado risk derived from NOAA SPC historical reports.
Williston: Tornado risk derived from NOAA SPC historical reports.
Hail
Towner: 25/100 · Williston: 100/100
Williston is 75 points higher.
Towner: Hail risk derived from NOAA SPC historical reports.
Williston: Hail risk derived from NOAA SPC historical reports.
Storm surge
Towner: Unavailable · Williston: Unavailable
A score difference cannot be calculated without both sources.
Towner: Storm surge model is not available for this location yet.
Williston: Storm surge model is not available for this location yet.
Wildfire
Towner: 13/100 · Williston: 37/100
Williston is 24 points higher.
Towner: Wildfire exposure derived from ingested fire potential tiles.
Williston: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Towner: 14/100 · Williston: 23/100
Williston is 9 points higher.
Towner: 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.