On the topic of the 2007 flood that started this whole debate and solidified it in the community, I'm surprised by how often the real data on why the flood was so bad doesn't come up more...and how where the problems the occurred to make it so bad have absolutely zero to do with the project above Pe Ell.

https://www.seattletimes.com/news/slide-damage-in-the-stillman-creek-drainage/

https://www.seattletimes.com/seattle-news/mudslide-photo-spurs-look-at-logging-practices/