WRRI 106 is placeholder for the research findings of Project No. G-928-03 funded by U.S. Dept. of the Interior, Geological Survey. Findings are available in Piehl, Bradley T. (1986) An evaluation of culverts on low volume forest roads in the Oregon Coast Range (Masters Thesis, Oregon State University. Forest Engineering)...
The Tualatin River Basin in Washington County, Oregon, is a complex area with highly developed agricultural, forestry, industrial, commercial, and residential activities. Population has grown in the past thirty years from fifty to over 270 thousand. Accompanying this population growth have been the associated increases in transportation, construction, and recreational...
An extensive investigation of the physical, chemical and biological characteristics of Sturgeon Lake was conducted during 1980-82. The information gained was used to identify, document, and diagnose water problems at Sturgeon Lake that may affect its uses and particularly its use by waterfowl. The investigation goal was to analyze the...