City vs city
Old Jefferson vs Walker, LA
Walker currently scores 6 points higher overall than Old Jefferson, with the largest gap in storm surge.
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
Old Jefferson: 45/100 · Walker: 51/100
Walker is 6 points higher.
Flood
Old Jefferson: 31/100 · Walker: 35/100
Walker is 4 points higher.
Old Jefferson: FEMA NFHL flood zones: 12 features intersect this tile.
Walker: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Old Jefferson: 34/100 · Walker: 32/100
Old Jefferson is 2 points higher.
Old Jefferson: Wind exposure derived from ingested design wind / climatology tiles.
Walker: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Old Jefferson: 96/100 · Walker: 99/100
Walker is 3 points higher.
Old Jefferson: Lightning exposure derived from ingested climatology tiles.
Walker: Lightning exposure derived from ingested climatology tiles.
Tornado
Old Jefferson: 8/100 · Walker: 23/100
Walker is 15 points higher.
Old Jefferson: Tornado risk derived from NOAA SPC historical reports.
Walker: Tornado risk derived from NOAA SPC historical reports.
Hail
Old Jefferson: 35/100 · Walker: 49/100
Walker is 14 points higher.
Old Jefferson: Hail risk derived from NOAA SPC historical reports.
Walker: Hail risk derived from NOAA SPC historical reports.
Storm surge
Old Jefferson: 98/100 · Walker: 77/100
Old Jefferson is 21 points higher.
Old Jefferson: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Walker: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Old Jefferson: 39/100 · Walker: 59/100
Walker is 20 points higher.
Old Jefferson: Wildfire exposure derived from ingested fire potential tiles.
Walker: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Old Jefferson: 21/100 · Walker: 30/100
Walker is 9 points higher.
Old Jefferson: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Walker: Air quality signal derived from the latest EPA AirNow combined AQI grid.