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City vs city
Portsmouth vs Nashua, NH
Portsmouth currently scores 7 points higher overall than Nashua, with the largest gap in storm surge.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Overall
Portsmouth: 41/100 · Nashua: 34/100
Portsmouth is 7 points higher.
Flood
Portsmouth: 73/100 · Nashua: 77/100
Nashua is 4 points higher.
Wind
Portsmouth: 23/100 · Nashua: 23/100
No gap.
Lightning
Portsmouth: 6/100 · Nashua: 7/100
Nashua is 1 points higher.
Tornado
Portsmouth: 0/100 · Nashua: 16/100
Nashua is 16 points higher.
Hail
Portsmouth: 22/100 · Nashua: 53/100
Nashua is 31 points higher.
Storm surge
Portsmouth: 98/100 · Nashua: 0/100
Portsmouth is 98 points higher.