City vs city
St. Marys vs St. Simons, GA
St. Marys currently scores 6 points higher overall than St. Simons, with the largest gap in wildfire.
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
St. Marys: 47/100 · St. Simons: 41/100
St. Marys is 6 points higher.
Flood
St. Marys: 19/100 · St. Simons: 69/100
St. Simons is 50 points higher.
St. Marys: FEMA NFHL flood zones: 7 features intersect this tile.
St. Simons: FEMA NFHL flood zones: 16 features intersect this tile.
Wind
St. Marys: 33/100 · St. Simons: 37/100
St. Simons is 4 points higher.
St. Marys: Wind exposure derived from ingested design wind / climatology tiles.
St. Simons: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
St. Marys: 88/100 · St. Simons: 64/100
St. Marys is 24 points higher.
St. Marys: Lightning exposure derived from ingested climatology tiles.
St. Simons: Lightning exposure derived from ingested climatology tiles.
Tornado
St. Marys: 8/100 · St. Simons: 8/100
No gap.
St. Marys: Tornado risk derived from NOAA SPC historical reports.
St. Simons: Tornado risk derived from NOAA SPC historical reports.
Hail
St. Marys: 40/100 · St. Simons: 23/100
St. Marys is 17 points higher.
St. Marys: Hail risk derived from NOAA SPC historical reports.
St. Simons: Hail risk derived from NOAA SPC historical reports.
Storm surge
St. Marys: 96/100 · St. Simons: 99/100
St. Simons is 3 points higher.
St. Marys: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
St. Simons: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
St. Marys: 67/100 · St. Simons: 10/100
St. Marys is 57 points higher.
St. Marys: Wildfire exposure derived from ingested fire potential tiles.
St. Simons: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
St. Marys: 28/100 · St. Simons: 15/100
St. Marys is 13 points higher.
St. Marys: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
St. Simons: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.