City vs city
Colonial Heights vs Oak Grove, TN
Oak Grove currently scores 10 points higher overall than Colonial Heights, 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
Colonial Heights: 29/100 · Oak Grove: 39/100
Oak Grove is 10 points higher.
Flood
Colonial Heights: 28/100 · Oak Grove: 35/100
Oak Grove is 7 points higher.
Colonial Heights: FEMA NFHL flood zones: 4 features intersect this tile.
Oak Grove: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Colonial Heights: 14/100 · Oak Grove: 14/100
No gap.
Colonial Heights: Wind exposure derived from ingested design wind / climatology tiles.
Oak Grove: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Colonial Heights: 30/100 · Oak Grove: 30/100
No gap.
Colonial Heights: Lightning exposure derived from ingested climatology tiles.
Oak Grove: Lightning exposure derived from ingested climatology tiles.
Tornado
Colonial Heights: 12/100 · Oak Grove: 0/100
Colonial Heights is 12 points higher.
Colonial Heights: Tornado risk derived from NOAA SPC historical reports.
Oak Grove: Tornado risk derived from NOAA SPC historical reports.
Hail
Colonial Heights: 47/100 · Oak Grove: 83/100
Oak Grove is 36 points higher.
Colonial Heights: Hail risk derived from NOAA SPC historical reports.
Oak Grove: Hail risk derived from NOAA SPC historical reports.
Storm surge
Colonial Heights: Unavailable · Oak Grove: Unavailable
A score difference cannot be calculated without both sources.
Colonial Heights: Storm surge model is not available for this location yet.
Oak Grove: Storm surge model is not available for this location yet.
Wildfire
Colonial Heights: 34/100 · Oak Grove: 35/100
Oak Grove is 1 points higher.
Colonial Heights: Wildfire exposure derived from ingested fire potential tiles.
Oak Grove: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Colonial Heights: 35/100 · Oak Grove: 35/100
No gap.
Colonial Heights: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Oak Grove: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.