Willamette, McKenzie & Santiam Rivers Fishing Report for Dec 22nd Posted on December 22, 2016 by Michael Teague Willamette flows crested on December 13th at 92,000—cfs, then fell but has swollen right back at that same flow today: 68,100 cfs. Sure, that’s fairly swift and yes, the water... To access this post, you must purchase One Year Membership - Oregon.