Saint George Island, Alaska is located in the Hawaii-Aleutian Time Zone, which means that the time is Hawaii-Aleutian Standard Time (HAST) during regular time
and Hawaii-Aleutian Daylight Time (HADT) when daylight savings is in effect.
  
Hawaii-Aleutian Standard Time 
When it is Hawaii-Aleutian Standard Time, Saint George Island, Alaska is UTC-010:00 which means that it is -10 hours offset from 
Coordinated  Universal Time (UTC).
  
The Hawaii-Aleutian Standard Time in Saint George Island, Alaska (UTC-010:00) is shown in blue below:
  
 
  
Hawaii-Aleutian Daylight Time 
When it is Hawaii-Aleutian Daylight Time, Saint George Island, Alaska will be UTC-09:00 which means that it is -9 hours 
offset from Coordinated Universal Time (UTC) and the time will be as follows in green:
  
 
 
As you can see, the difference between HAST and HADT in Saint George Island, Alaska is one hour, because the daylight savings is
adjusted by one hour.
  
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