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University of Oregon. Bureau of Governmental Research and Service. Central Oregon Coast. Vol. 1-9. Eugene, Or.: University of Oregon. Bureau of Governmental Research and Service, 1969.
United States. Fish and Wildlife Service. 1994 Proposed Coastal Barrier Resources System Maps [cartographic resource] : State of Oregon. Portland, Or.: U.S. Fish and Wildlife Service, Region 1, 1994.
United States. Dept. of the Interior, United States. Army. Corps of Engineers. Portland District, and United States. Federal Water Pollution Control Administration. Water Supply and Water Quality Control Study: Tiller and Galesville Projects, Umpqua River Basin, Oregon. Portland, Or.: U.S. Dept. of the Interior, Federal Water Pollution Control Admin., Northwest Region, 1966.
United States. Bureau of Reclamation, and United States. Bureau of Land Management. Roseburg District Office. Milltown Hill Project, Elk Creek Subbasin, Umpqua River Basin Douglas County, Oregon: Final Environmental Impact Statement. Boise, Id.: U.S. Bureau of Reclamation, 1992.
United States. Army. Corps of Engineers. Portland District. Umpqua River and Tributaries, Oregon: Review of Survey Report: Transcript of Public Hearing. [Portland, Or.]: U.S. Army Corps of Engineers, Portland District, 1957.
United States. Army. Corps of Engineers. Portland District. Draft Supplemental Environmental Impact Statement: Days Creek Lake Project, Umpqua River Basin, Oregon. Portland, Or.: The District, 1976.
United States. Army. Corps of Engineers. Portland District. Report of the Chief of Engineers, U.S. Army. Part 2. Commercial Statistics. Waterborne Commerce of the United States for the Calendar Year . . .., 1926.
United States. Army. Corps of Engineers. Portland District, United States. Bureau of Land Management. Roseburg District Office, and United States. Bureau of Reclamation. Final Environmental Impact Statement: Milltown Hill Project, Elk Creek Subbasin, Umpqua River Basin, Douglas County, Oregon. Boise, Idaho: U.S. Bureau of Reclamation, 1992.
Improvement of Umpqua River, Oregon In Annual Reports, War Department.. Vol. Appendix TT 7. Appendix TT. Improvement of rivers and harbors in Oregon, of upper Columbia River and tributaries, Oregon and Washington, and of Clearwater River, in Idaho. Report for the fiscal year ending June 30, 1898, with other documents relating to the works. Off Appendix TT 7. Washington, D.C., 1898.
Wilcox, William A.. The fisheries of the Pacific Coast In Report of the Commissioner for ... / United States Commission of Fish and Fisheries. Vol. Pt.19, appendix 1. Washington, D.C.: Government Printing Office, 1893.
Umpqua Regional Council of Governments. South Umpqua River Basin Water Quality Management Plan. Roseburg, Or.: The Council, 1985.
Umpqua National Forest. Timber Planning Team, and U. S. Forest Service. North Umpqua Ranger District. Upper and Lower Steamboat Creek Watershed Analysis : Iteration 1.1. [Roseburg, Or.]: Umpqua National Forest, North Umpqua Ranger District, 2007.
Umpqua National Forest. Tiller Ranger District. Jackson Creek Watershed Analysis. Umpqua National Forest, 1995.
Umpqua National Forest. Diamond Lake Ranger District. Final Environmental Impact Statement: Lemolo Watershed Projects, Diamond Lake Ranger District, Umpqua National Forest. [Idleyld Park, Or.] : [U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region], 2005.
Umpqua Estuary Study Group. Umpqua Estuary Plan: Discussion Draft. [Reedsport, Or.?]: [Umpqua Estuary Study Group?], 1975.
Umpqua Basin Agricultural Water Quality Management Area Plan. Salem, Or.: Oregon Dept. of Agriculture, 2020.
[Umpqua Basin Watershed Council Final Report(s), Annual]., 2001.
[Umpqua Basin Watershed Council Smith River Area Stream Survey Photographs]., 2000.
Umpqua Basin Local Advisors Committee, and Oregon. Dept. of Agriculture. Umpqua Basin Agricultural Water Quality Management Area Plan. [Salem, Or.]: Oregon Dept. of Agriculture, 2010.
U.S. Soil Conservation Service, U.S. Forest Service, and North Douglas Soil and Water Conservation District. Watershed Work Plan, Sutherlin Creek Watershed, Douglas County, Oregon. [Portland?]: Soil Conservation Service, 1963.
U.S. Senate. Report on Umpqua Harbor and River, Schofield River at Reedsport In 81st Congress, 2nd Session, Senate Document ., 1950.
U.S. Senate. Letter of the Secretary of War, communicating, in compliance with the resolution of the Senate of the 5th of December, 1870, information relative to the probable cost of the improvement of the Umpqua and Willamette Rivers, in the State of Oregon In Senate Executive Document., 1870.
U.S. Senate. Report on reexamination of Umpqua River and Harbor, Oreg. In 76th Congress, 1st Session, Senate Document ., 1939.
U.S. Senate. Letter from the Secretary of the Interior transmitting copies of treaties between the United States and certain Indians in Oregon, in response to Senate resolution of September 2, 1893 In Executive Document. Vol. 53rd Congress, 1st session, no.25. Washington, D.C.: U.S. G.P.O., 1893.
U.S. Senate. Umpqua Harbor and River, Oreg. Letter from the Secretary of War to the Chaiman of the Committee on Commerce, United States Senate in response to a resolution of the Committee: A report of the Chief of Engineers, United States Army, on reexaminaton . . . In 75th Congress, 3rd Session, Senate Document., 1938.

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