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1998
Shelby, B., D. Whittaker, and J. Roppe. "Controlled flow studies for recreation: a case study on Oregon's North Umpqua River." Rivers 6 (1998): p.259-268.
Rinella, Frank A., U.S. Geological Survey, U.S. Forest Service, and Douglas County. Major-ion, nutrient, and trace-element concentrations in the Steamboat Creek Basin, Oregon, 1996 In Water-Resources Investigations Report. Portland, Or.: U.S. Geological Survey, 1998.
→ ir.library.oregonstate.edu/concern/defaults/nz806349h
Myrtle Creek(Or.), and Umpqua Regional Council of Governments. Myrtle Creek: Flood Hazard Mitigation Plan. City of Myrtle Creek (Or.), 1998.
→ scholarsbank.uoregon.edu/xmlui/handle/1794/3998
National Oceanic and Atmospheric Administration. NOAA's Estuarine Eutrophication Survey, Volume 5: Pacific Coast Region. Vol. 5. v.5 5. Silver Spring, MD: Office of Ocean Resources Conservation and Assessment, 1998.
→ www.eutro.org/documents/pacific%20regional%20report.pdf
Anderson, Chauncey W., and Kurt D. Carpenter. Water-quality and algal conditions in the North Umpqua River Basin, Oregon, 1992-95, and implications for resource management In Water-Resources Investigations Report / U.S. Geological Survey. Portland, Or.: The Survey, 1998.
→ pubs.er.usgs.gov/publication/wri984125
1997
Suislaw National Forest. Lower Umpqua Watershed Analysis. OR: Siuslaw National Forest, 1997.
Boyd, Matthew, Debra Sturdevant, and Oregon. Dept. of Environmental Quality. Scientific Basis for Oregon's Stream Temperature Standard: Common Questions and Straight Answers. Oregon Department of Environmental Quality, 1997.
→ www.waterboards.ca.gov/water_issues/programs/tmdl/docs/303d_policydocs/167.pdf
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
1995
Umpqua National Forest. Tiller Ranger District. Jackson Creek Watershed Analysis. Umpqua National Forest, 1995.
→ www.fs.usda.gov/Internet/FSE_DOCUMENTS/stelprdb5351419.pdf
Roper, Brett B., and Dennis L. Scarnecchia. "Observer variability in classifying habitat types in stream surveys." North American Journal of Fisheries Management 15 (1995): p.49-53.
Johnson, Orlay W., Robin S. Waples, Thomas C. Wainwright, Kathleen G. Neely, William F. Waknitz, and Ted L. Parker. Summary of biological status review of Umpqua River sea-run cutthroat trout In Sea-Run Cutthroat Trout : Biology, Management, and Future Conservation : Proceedings of a Symposium, Edited by J. D. Hall, P. A. Bisson and R. E. Gresswell. Reedsport, Oregon: Oregon Chapter of the American Fisheries Society, 1995.
1994
Dose, Jeffrey J., and Brett B. Roper. "Long-term changes in low-flow channel widths within the South Umpqua watershed, Oregon." Water Resources Bulletin 30 (1994): 993-1000.
Laenen, Antonius, Winston H. Woo, U.S. Geological Survey, and Douglas County. Stream velocities and reareation coeffiecients for the South Umpqua River between Tiller and Roseburg, Oregon, 1991 In Water-Resources Investigations Report . Portland, Or: U.S. Geological Survey, 1994.
→ pubs.er.usgs.gov/publication/wri924191
1993
Wellman, Roy E., Janice M. Gordon, and Robert L. Moffatt. Statistical summaries of streamflow data in Oregon: volume 2, annual low and high flow, and instantaneous peak flow In Open-File Report / U.S. Geological Survey. Portland, Or.: U.S. Geological Survey, 1993.
→ ir.library.oregonstate.edu/concern/defaults/3x816r22j
1992
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. 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
Seidl, M. A., and W. E. Dietrich. The problem of channel erosion into bedrock In Functional Geomorphology: Landform Analysis and Models: Festschrift for Frank Ahnert. Vol. 23. Catena. Supplement. 23., 1992.
1991
Hostetler, S. W.. "Analysis and modeling of long-term stream temperatures on the Steamboat Creek Basin, Oregon: implications for land use and fish habitat." Water Resources Bulletin 27 (1991): 637-647.
Hubbard, L. E.. Urban storm runoff in the Roseburg Area, Oregon, as related to urban flood characteristics of the Willamette Valley In Water-Resources Investigations Report / U.S. Geological Survey. [Reston, Va.]: U.S. Geological Survey, 1991.
→ pubs.er.usgs.gov/publication/wri914063
1990
Oregon. Dept. of Fish and Wildlife. Aquatic Inventory Stream Report. Oregon Dept. of Fish and Wildlife, 1990.
Moffatt, Robert L., Roy E. Wellman, and Janice M. Gordon. Statistical summaries of streamflow data in Oregon. Volume 1, monthly and annual streamflow, and flow-duration values In Open-File Report / U.S. Geological Survey. Portland, Or.: Dept. of the Interior, U.S. Geological Survey, 1990.
→ tinyurl.com/2z3zb55v
1988
Shirzad, Farzad F., and United States. Ocean Assessments Division. Strategic Assessment Branch. Physical and hydrologic characteristics. The Oregon estuaries In National Estuarine Inventory: Supplement. Vol. no.1. Rockville, MD, 1988.
→ repository.library.noaa.gov/view/noaa/2853
1987
ECO Northwest Ltd., U.S. Army Corps of Engineers. Portland District, and Shapiro & Associates. Flood Plain Inventory and Flood Damage Evaluation: Selected Areas within the Umpqua Basin. [Portland, Or.?]: ECO Northwest, 1987.
Hancock, Danil R.. Sedimentary, hydrological and biological changes resulting from extention of the Umpqua River Training Jetty, Oregon In Coastal Sediments '87 : Proceedings of a Specialty Conference on Advances in Understanding of Coastal Sediment Processes. Vol. 1. New Orleans, La.: American Society of Civil Engineers, 1987.
1986
Rinella, Joseph F.. Analysis of fixed-station water-quality data in the Umpqua River Basin, Oregon In Water-Resources Investigations Report. Vol. no. 85-4253. Portland, Or: U.S. Dept. of the Interior, Geological Survey, 1986.
→ pubs.usgs.gov/wri/1985/4253/report.pdf

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