The biggest flood measured at Sycamore , from the mouth of the creek , occurred in 2015 . Exceeding the official flood stage of by more than , the creek reached on December 7 of that year . The second highest level , , occurred in November 1996 , followed by the Christmas flood of 1964 on December 22 , when the creek reached at Sycamore
Christmas flood of 1964
Christmas flood of 1964
Johnson Creek (Willamette River)