Discusses appropriations for engineering projects in Yaquina Bay, the Willamette River and the Yamhill River. Money was appropriated for continuing improvement of the Yaquina Bay jetties, for a "snag boat" and to build dikes on the Willamette River, and for a lock and dam on the Yamhill River.
The people of Oregon have become increasingly aware of the constant devaluation of the public waters by unrestricted stream pollution. All of the many uses of natural water have been affected to some degree by the utilization of these same waters as carriers of domestic and industrial wastes. The streams...
An investigation of the fishes of the Willamette River and three of its larger tributaries was made during July, August, September, and November of 1951, to ascertain the possibility of using them as bio-indices of pollution. Thirteen stations were established on the Willamette River and tributaries. These stations were selected...
The lower Willamette River, located between river mile 4.0
and 26.5, is the most seriously polluted section of the Willamette
River Basin.
Low dissolved oxygen concentrations of 2.0 to 3.0 mg/1 are
observed annually in this section of the river due to the pollutional
loads discharged into it. Waste discharges...
The main objective of this program is to determine the number of spring chinook annually caught by the sport fishery from the Willamette River below Oregon City and from Multnomah Channel. This information, when combined with the Clackamas River catch and calculated Willamette Falls and Clackamas River escapements, provides an...
Time trends in flow and channel characteristics were evaluated for the Middle Fork Willamette (MFW) River, which drains a 668 km2 forested watershed in the Cascade Mountains of western Oregon. Timber
production is the primary land use in the watershed. Analysis of precipitation and peak flow data from 1959 to...