The reports don’t indicate whether it’s a colorful male or a dull looking first-year male or female.
This photo from Wikimedia Commons shows a female and male to give you an idea of what to look for. Notice the heavy triangular bill typical of scoters, and the white patch on the back of the head typical of surf scoters.
If you go looking for the bird, here’s where: Allegheny River at Highland Park Dam
(photo from Wikimedia Commons.Click on the image to see the original)