Houston — More than 540,000 electricity customers lost service across Alabama, Florida, Georgia and Mississippi after Hurricane Sally made landfall early Sept. 16, sapping power demand by 16.4% from forecast or more than 20% from the same time Sept. 9, and bilateral traders bid down power prices accordingly. Receive daily email alerts, subscriber notes & personalize your experience. Register Now With wind speeds topping 105 mph, Sally was categorized as a Category 2 storm as it made landfall about 4:45 am ET near Gulf Shores, Alabama, according to the National Hurricane Center. As of about 5 pm ET, more than 543,000 customers were without power at utilities monitored by PowerOutage.us across the four affected states. Southern Company’s Alabama Power was hardest hit in terms of number of customers, closely followed by Georgia Power, which is now part of NextEra Energy but remains part of Southern Company’s balancing authority, a […]