City vs city
Gardner vs Williston, ND
Williston currently scores 3 points higher overall than Gardner, 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 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
Gardner: 32/100 · Williston: 35/100
Williston is 3 points higher.
Flood
Gardner: 41/100 · Williston: 41/100
No gap.
Gardner: FEMA NFHL flood zones: 15 features intersect this tile.
Williston: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Gardner: 19/100 · Williston: 18/100
Gardner is 1 points higher.
Gardner: Wind exposure derived from ingested design wind / climatology tiles.
Williston: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gardner: 27/100 · Williston: 19/100
Gardner is 8 points higher.
Gardner: Lightning exposure derived from ingested climatology tiles.
Williston: Lightning exposure derived from ingested climatology tiles.
Tornado
Gardner: 19/100 · Williston: 4/100
Gardner is 15 points higher.
Gardner: Tornado risk derived from NOAA SPC historical reports.
Williston: Tornado risk derived from NOAA SPC historical reports.
Hail
Gardner: 52/100 · Williston: 100/100
Williston is 48 points higher.
Gardner: Hail risk derived from NOAA SPC historical reports.
Williston: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gardner: Unavailable · Williston: Unavailable
A score difference cannot be calculated without both sources.
Gardner: Storm surge model is not available for this location yet.
Williston: Storm surge model is not available for this location yet.
Wildfire
Gardner: 28/100 · Williston: 37/100
Williston is 9 points higher.
Gardner: Wildfire exposure derived from ingested fire potential tiles.
Williston: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gardner: 37/100 · Williston: 23/100
Gardner is 14 points higher.
Gardner: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Williston: Air quality signal derived from the latest EPA AirNow combined AQI grid.