City vs city
Marietta vs Powder Springs, GA
Powder Springs currently scores 1 points higher overall than Marietta, 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
Marietta: 49/100 · Powder Springs: 50/100
Powder Springs is 1 points higher.
Flood
Marietta: 46/100 · Powder Springs: 45/100
Marietta is 1 points higher.
Marietta: FEMA NFHL flood zones: 13 features intersect this tile.
Powder Springs: FEMA NFHL flood zones: 20 features intersect this tile.
Wind
Marietta: 15/100 · Powder Springs: 15/100
No gap.
Marietta: Wind exposure derived from ingested design wind / climatology tiles.
Powder Springs: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Marietta: 59/100 · Powder Springs: 61/100
Powder Springs is 2 points higher.
Marietta: Lightning exposure derived from ingested climatology tiles.
Powder Springs: Lightning exposure derived from ingested climatology tiles.
Tornado
Marietta: 81/100 · Powder Springs: 42/100
Marietta is 39 points higher.
Marietta: Tornado risk derived from NOAA SPC historical reports.
Powder Springs: Tornado risk derived from NOAA SPC historical reports.
Hail
Marietta: 40/100 · Powder Springs: 100/100
Powder Springs is 60 points higher.
Marietta: Hail risk derived from NOAA SPC historical reports.
Powder Springs: Hail risk derived from NOAA SPC historical reports.
Storm surge
Marietta: Unavailable · Powder Springs: Unavailable
A score difference cannot be calculated without both sources.
Marietta: Storm surge model is not available for this location yet.
Powder Springs: Storm surge model is not available for this location yet.
Wildfire
Marietta: 69/100 · Powder Springs: 52/100
Marietta is 17 points higher.
Marietta: Wildfire exposure derived from ingested fire potential tiles.
Powder Springs: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Marietta: 34/100 · Powder Springs: 34/100
No gap.
Marietta: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Powder Springs: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.