If I’ve done this correctly...
Alaska (AKDT) - 4:00 pm
Pacific (PDT) - 5:00 pm
Mountain (MDT) - 6:00 pm
Central (CDT - 7:00 pm
Eastern (EDT) - 8:00 pm
If you need to convert for your time zone:
https://www.timeanddate.com/worldclock/converter.html
Isn’t the East edge of Maine in Atlantic time zone?