City vs city
Rochester vs Tumwater, WA
Rochester currently scores 4 points higher overall than Tumwater, with the largest gap in flood.
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
Rochester: 21/100 · Tumwater: 17/100
Rochester is 4 points higher.
Flood
Rochester: 28/100 · Tumwater: 25/100
Rochester is 3 points higher.
Rochester: FEMA NFHL flood zones: 10 features intersect this tile.
Tumwater: FEMA NFHL flood zones: 7 features intersect this tile.
Wind
Rochester: 6/100 · Tumwater: 6/100
No gap.
Rochester: Wind exposure derived from ingested design wind / climatology tiles.
Tumwater: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Rochester: 1/100 · Tumwater: 2/100
Tumwater is 1 points higher.
Rochester: Lightning exposure derived from ingested climatology tiles.
Tumwater: Lightning exposure derived from ingested climatology tiles.
Tornado
Rochester: 0/100 · Tumwater: 0/100
No gap.
Rochester: Tornado risk derived from NOAA SPC historical reports.
Tumwater: Tornado risk derived from NOAA SPC historical reports.
Hail
Rochester: 0/100 · Tumwater: 1/100
Tumwater is 1 points higher.
Rochester: Hail risk derived from NOAA SPC historical reports.
Tumwater: Hail risk derived from NOAA SPC historical reports.
Storm surge
Rochester: Unavailable · Tumwater: Unavailable
A score difference cannot be calculated without both sources.
Rochester: Storm surge model is not available for this location yet.
Tumwater: Storm surge model is not available for this location yet.
Wildfire
Rochester: 60/100 · Tumwater: 61/100
Tumwater is 1 points higher.
Rochester: Wildfire exposure derived from ingested fire potential tiles.
Tumwater: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Rochester: 9/100 · Tumwater: 9/100
No gap.
Rochester: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Tumwater: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.