City vs city
Erwin vs Jonesborough, TN
Erwin currently scores 3 points higher overall than Jonesborough, 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
Erwin: 30/100 · Jonesborough: 27/100
Erwin is 3 points higher.
Flood
Erwin: 28/100 · Jonesborough: 26/100
Erwin is 2 points higher.
Erwin: FEMA NFHL flood zones: 5 features intersect this tile.
Jonesborough: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Erwin: 14/100 · Jonesborough: 14/100
No gap.
Erwin: Wind exposure derived from ingested design wind / climatology tiles.
Jonesborough: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Erwin: 33/100 · Jonesborough: 30/100
Erwin is 3 points higher.
Erwin: Lightning exposure derived from ingested climatology tiles.
Jonesborough: Lightning exposure derived from ingested climatology tiles.
Tornado
Erwin: 0/100 · Jonesborough: 8/100
Jonesborough is 8 points higher.
Erwin: Tornado risk derived from NOAA SPC historical reports.
Jonesborough: Tornado risk derived from NOAA SPC historical reports.
Hail
Erwin: 32/100 · Jonesborough: 32/100
No gap.
Erwin: Hail risk derived from NOAA SPC historical reports.
Jonesborough: Hail risk derived from NOAA SPC historical reports.
Storm surge
Erwin: Unavailable · Jonesborough: Unavailable
A score difference cannot be calculated without both sources.
Erwin: Storm surge model is not available for this location yet.
Jonesborough: Storm surge model is not available for this location yet.
Wildfire
Erwin: 40/100 · Jonesborough: 44/100
Jonesborough is 4 points higher.
Erwin: Wildfire exposure derived from ingested fire potential tiles.
Jonesborough: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Erwin: 34/100 · Jonesborough: 35/100
Jonesborough is 1 points higher.
Erwin: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Jonesborough: Air quality signal derived from the latest EPA AirNow combined AQI grid.