City vs city
Isle of Palms vs Mount Pleasant, SC
Mount Pleasant currently scores 4 points higher overall than Isle of Palms, 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
Isle of Palms: 53/100 · Mount Pleasant: 57/100
Mount Pleasant is 4 points higher.
Flood
Isle of Palms: 100/100 · Mount Pleasant: 72/100
Isle of Palms is 28 points higher.
Isle of Palms: FEMA NFHL flood zones: 21 features intersect this tile.
Mount Pleasant: FEMA NFHL flood zones: 25 features intersect this tile.
Wind
Isle of Palms: 53/100 · Mount Pleasant: 52/100
Isle of Palms is 1 points higher.
Isle of Palms: Wind exposure derived from ingested design wind / climatology tiles.
Mount Pleasant: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Isle of Palms: 43/100 · Mount Pleasant: 46/100
Mount Pleasant is 3 points higher.
Isle of Palms: Lightning exposure derived from ingested climatology tiles.
Mount Pleasant: Lightning exposure derived from ingested climatology tiles.
Tornado
Isle of Palms: 8/100 · Mount Pleasant: 8/100
No gap.
Isle of Palms: Tornado risk derived from NOAA SPC historical reports.
Mount Pleasant: Tornado risk derived from NOAA SPC historical reports.
Hail
Isle of Palms: 43/100 · Mount Pleasant: 100/100
Mount Pleasant is 57 points higher.
Isle of Palms: Hail risk derived from NOAA SPC historical reports.
Mount Pleasant: Hail risk derived from NOAA SPC historical reports.
Storm surge
Isle of Palms: 98/100 · Mount Pleasant: 99/100
Mount Pleasant is 1 points higher.
Isle of Palms: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Mount Pleasant: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Isle of Palms: 60/100 · Mount Pleasant: 55/100
Isle of Palms is 5 points higher.
Isle of Palms: Wildfire exposure derived from ingested fire potential tiles.
Mount Pleasant: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Isle of Palms: 20/100 · Mount Pleasant: 26/100
Mount Pleasant is 6 points higher.
Isle of Palms: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Mount Pleasant: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.