washburn in the past has been first come first serve, and normally has several campsites open, especially on weekdays. is this still the case.

Yes as of right now it is,

No. You need a reservation or you take your chances on an oprn site. Its post COVID now and lots of people are outdoors.

Are there any electrical outlets

It is best to make a reservation. The sign at the gate said campground full for the 10 days we stayed. There were still a few sites not occupied.

Yes as long as you have a reservation. We are here now enjoying the weather