Umpqua River Bridge was created in 1936.
The Umpqua Post was created in 1996.
Umpqua Holdings Corporation was created in 1953.
Umpqua Community College was created in 1964.
Umpqua Research Company was created in 1973.
Umpqua Bank Plaza was created in 1975.
Susquehanna River Bridge was created in 2000.
Umpqua National Forest was created on 1908-07-01.
South Umpqua High School was created in 1965.
Snake River Bridge was created in 1927.
Dungeness River Bridge was created in 1930.
Niantic River Bridge was created in 1907.
Jemseg River Bridge was created in 2002.