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City vs state
How does Allen compare with SD?
Allen is most below the SD reference in flood (70 points lower).
Use this page to compare city-level risk against the statewide reference for relocation and planning. The benchmark is p85-based state reference, not an arithmetic average.
Score comparison
Overall
Allen
35/100
SD
50/100
15 points below state reference.
Flood
Allen
0/100
SD
70/100
70 points below state reference.
Wind
Allen
20/100
SD
11/100
9 points above state reference.
Lightning
Allen
38/100
SD
51/100
13 points below state reference.
Tornado
Allen
27/100
SD
35/100
8 points below state reference.
Hail
Allen
63/100
SD
100/100
37 points below state reference.
Storm surge
Allen
0/100
SD
0/100
At state reference.
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