City vs city
Blackgum vs Norman, OK
Norman currently scores 7 points higher overall than Blackgum, 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
Blackgum: 46/100 · Norman: 53/100
Norman is 7 points higher.
Flood
Blackgum: 61/100 · Norman: 66/100
Norman is 5 points higher.
Blackgum: FEMA NFHL flood zones: 4 features intersect this tile.
Norman: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Blackgum: 16/100 · Norman: 17/100
Norman is 1 points higher.
Blackgum: Wind exposure derived from ingested design wind / climatology tiles.
Norman: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Blackgum: 71/100 · Norman: 60/100
Blackgum is 11 points higher.
Blackgum: Lightning exposure derived from ingested climatology tiles.
Norman: Lightning exposure derived from ingested climatology tiles.
Tornado
Blackgum: 15/100 · Norman: 77/100
Norman is 62 points higher.
Blackgum: Tornado risk derived from NOAA SPC historical reports.
Norman: Tornado risk derived from NOAA SPC historical reports.
Hail
Blackgum: 63/100 · Norman: 100/100
Norman is 37 points higher.
Blackgum: Hail risk derived from NOAA SPC historical reports.
Norman: Hail risk derived from NOAA SPC historical reports.
Storm surge
Blackgum: Unavailable · Norman: Unavailable
A score difference cannot be calculated without both sources.
Blackgum: Storm surge model is not available for this location yet.
Norman: Storm surge model is not available for this location yet.
Wildfire
Blackgum: 66/100 · Norman: 21/100
Blackgum is 45 points higher.
Blackgum: Wildfire exposure derived from ingested fire potential tiles.
Norman: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Blackgum: 28/100 · Norman: 27/100
Blackgum is 1 points higher.
Blackgum: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Norman: Air quality signal derived from the latest EPA AirNow combined AQI grid.