City vs city
Grand Forks AFB vs Manvel, ND
Manvel currently scores 3 points higher overall than Grand Forks AFB, with the largest gap in flood.
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
Grand Forks AFB: 29/100 · Manvel: 32/100
Manvel is 3 points higher.
Flood
Grand Forks AFB: 49/100 · Manvel: 85/100
Manvel is 36 points higher.
Grand Forks AFB: FEMA NFHL flood zones: 3 features intersect this tile.
Manvel: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Grand Forks AFB: 18/100 · Manvel: 18/100
No gap.
Grand Forks AFB: Wind exposure derived from ingested design wind / climatology tiles.
Manvel: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Grand Forks AFB: 22/100 · Manvel: 21/100
Grand Forks AFB is 1 points higher.
Grand Forks AFB: Lightning exposure derived from ingested climatology tiles.
Manvel: Lightning exposure derived from ingested climatology tiles.
Tornado
Grand Forks AFB: 4/100 · Manvel: 19/100
Manvel is 15 points higher.
Grand Forks AFB: Tornado risk derived from NOAA SPC historical reports.
Manvel: Tornado risk derived from NOAA SPC historical reports.
Hail
Grand Forks AFB: 71/100 · Manvel: 36/100
Grand Forks AFB is 35 points higher.
Grand Forks AFB: Hail risk derived from NOAA SPC historical reports.
Manvel: Hail risk derived from NOAA SPC historical reports.
Storm surge
Grand Forks AFB: Unavailable · Manvel: Unavailable
A score difference cannot be calculated without both sources.
Grand Forks AFB: Storm surge model is not available for this location yet.
Manvel: Storm surge model is not available for this location yet.
Wildfire
Grand Forks AFB: 24/100 · Manvel: 29/100
Manvel is 5 points higher.
Grand Forks AFB: Wildfire exposure derived from ingested fire potential tiles.
Manvel: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Grand Forks AFB: 14/100 · Manvel: 14/100
No gap.
Grand Forks AFB: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Manvel: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.