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U
U.S. Department of the Army. Portland District. Hydrographic Surveys [website]., 2012.
→ www.nwp.usace.army.mil/Missions/Navigation/Surveys/
U.S. Dept. of Agriculture. Forest Service. Pacific Northwest Region, and Umpqua National Forest. Curtis Timber Sale Project Environmental Assessment., 2008.
→ scholarsbank.uoregon.edu/xmlui/handle/1794/8841
FEMA Flood Map Service Center. Washington, D.C.: Federal Emergency Management Agency, 2019.
→ msc.fema.gov/portal/home
U.S. Dept. of the Interior. Bureau of Land Management. BLM Addendum for Lower North Umpqua Watershed Assessment: Fifth Field Watershed., 2003.
→ ir.library.oregonstate.edu/concern/defaults/5h73q2150
U.S. Dept. of the Interior. Bureau of Land Management. Medford District. Rogue and Umpqua River Sea-Run Cutthroat Trout and Chinook Salmon Status Review Information [map series]., 1994.
U.S. Environmental Protection Agency. Region X, and U.S. Environmental Protection Agency. Region X. Office of Environmental Assessment. Ecological Condition of the Estuaries of Oregon and Washington. Vol. EPA-910-R-06-001. Seattle, Wa.: U.S. Environmental Protection Agency, Region 10, Office of Environmental Assessment, 2006.
→ archive.epa.gov/emap/archive-emap/web/html/eceow.html
U.S. Federal Emergency Management Agency.,. Flood Insurance Study: Douglas County, Oregon and Incorporated Areas. v.2 of 3., 2021.
→ tinyurl.com/yaz27tny
U.S. Federal Emergency Management Agency.,. Flood Insurance Study: Douglas County, Oregon and Incorporated Areas. v.3 of 3., 2021.
→ tinyurl.com/2p8je2b5
Flood Insurance Study: Douglas County, Oregon and Incorporated Areas. v.1 of 3., 2021.
→ tinyurl.com/y5myfxzd
U.S. Federal Energy Regulatory Commission. Office of Energy Projects. Final Environmental Impact Statement: North Umpqua Hydroelectric Project (no. 1927), Oregon. Washington, D.C.: Federal Energy Regulatory Commission, Office of Energy Projects, 2003.
→ tinyurl.com/yckj6wes
U.S. Federal Water Pollution Control Administration. Proceedings of the Oregon Public Meeting: National Estuarine Pollution Study, Federal Water Pollution Control Administration. Newport, Or.: [U.S. Department of the Interior], 1968.
→ ir.library.oregonstate.edu/concern/technical_reports/b8515n94m
U.S. Forest Service, and U.S. Bureau of Land Management. Roseburg District Office. Smith River Watershed Analysis. [Or.?]: U.S. Forest Service, U.S. Bureau of Land Management, 1997.
→ www.fs.usda.gov/Internet/FSE_DOCUMENTS/fseprd777803.pdf
U.S. Forest Service. Pacific Northwest Region. Wild and Scenic River Suitability Study for Steamboat Creek: Draft Legislative Environmental Impact Statement. Roseburg, Or.?: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region,, 1992.
U.S. Forest Service. Pacific Northwest Region, U.S. Bureau of Land Management. Roseburg District Office, and Oregon. State Parks and Recreation Dept.. North Umpqua Wild and Scenic River Environmental Assessment., 1992.
→ www.blm.gov/or/districts/roseburg/plans/files/nuwsrvea.pdf
U.S. Forest Service. Pacific Northwest Region. Stewart Mining Operation: Final Environmental Impact Statement . Portland, Oregon: USDA Forest Service, Umpqua National Forest, Pacific Northwest Region, 1997.
U.S. Forest Service. Pacific Northwest Region. North Umpqua River Management Plan [microform]. Portland, Or.?: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region?, 1992.
→ www.blm.gov/or/districts/roseburg/plans/files/NoUmpRvr.pdf
U.S. Forest Service. Siuslaw National Forest, Pacific Northwest Region. Stream Survey and Fish Habitat Inventory 53-04T0-3-6011N, Umpqua River Tributaries, Franklin Creek, Little Franklin Creek. Siuslaw National Forest, Mapleton Ranger District, 1993.
U.S. Forest Service. Siuslaw National Forest, Pacific Northwest Region. Lower Umpqua River inventory report. Corvallis, Or.: Siuslaw National Forest, 1974.
U.S. Forest Service.Umpqua District, Dave Loomis, Ron Anglin, and David Harris. Fish management review : Southwest Region : February 9-10, 1993., 1993.
U.S. Geological Survey. Non-Indigenous Aquatic Species., 2013.
→ nas.er.usgs.gov/
U.S. Geological Survey. Plan and profile of Umpqua River above Scottsburg, Oregon, North Umpqua River and tributaries [cartographic material]., 1926.
U.S. Geological Survey. Water Resources Division. Surface Water Records of Oregon. Portland, Or.: U.S. Geological Survey, Water Resources Division, 1964.
U.S. House of Representatives. Preliminary examination of Umpqua River, Oregon In House Document. Washington, D.C.: U.S. Government Printing Office, 1903.
→ tinyurl.com/46yazbub
U.S. House of Representatives. Umpqua River, Oreg. Letter from the Secretary of War, transmitting, with a letter from the chief of engineers, report on preliminary examination of Umpqua River, Oreg., from Scottsburg to Roseburg, Oreg. In House Document. Vol. 62nd Congress, 2nd session, no.276. Examination of Umpqua River, Oreg. 62nd Congress, 2nd session, no.276. Washington, D.C.: U.S. Government Printing Office, 1911.
→ tinyurl.com/y79m6287
U.S. House of Representatives. Survey of Umpqua River, Oregon In 51st Congress, first session, House Executive Document no.199., 1889.
→ tinyurl.com/6zrwd7x

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