NYC Social Heat Impact Index
Based on 311 & EMS dispatch data
DATE
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⚠ EMS data not available after 2025-08-31
CATEGORIES
all
none
Hydrant (311)
>8.6/100k
Heat Emergencies (EMS)
>0.5/100k
AC (311)
>0.0/100k
Power (311)
>1.0/100k
Tree Requests (311)
>2.6/100k
Ventilation (311)
>0.8/100k
SHII SCORE
Score = # thresholds exceeded among selected categories
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