WebAlsea River Basin, Oregon By D. D. Harris and R. C. Williams ABSTRACT Data collected during the prelogging period 1959-65 indicate an average annual runoff for Needle Branch and Deer and Flynn Creeks of 74.2, 75.1, and 77.7 inches, respectively. The measured precipitation at Flynn Creek of 92.9 inches was 5 inches less than at Webflows estimated using 61 years of data (Alsea example analysis) will allow more confidence than values estimated using 10 years of data (Alsea tutorial analysis). When using a shorter period of record, it is more likely that flow values of interest may be overestimated or underestimated, which may lead to errors in determination of design flows.
USGS Current Conditions for Oregon_ Streamflow
WebThe Alsea River originates in creeks flowing from the west side of Mary's Peak, the highest mountain in the Coast Range (elev. 4101 ft.), and in several streams in northwestern … WebMay 24, 2011 · Overview. The Alsea Watershed Study is part of the Watershed Research Cooperative at Oregon State University and receives in-kind and financial support from Plum Creek Timber Company and the National Council for Air and Stream Improvement, Inc.. The Alsea Watersheds provide an opportunity to compare water resource responses to … city center vacation packages new delhi in
National Weather Service Advanced Hydrologic Prediction Service
WebSep 1, 2024 · We conducted our study in the Alsea River basin (Figure 1), which flows west through the Oregon Coast Range until it joins the Pacific Ocean at 44.4225° N, -124.0763° W. Creel WebThe river flows west-northwesterly in a winding course on its way to the Pacific Ocean at Waldport on Oregon's mid coast. The main stem of the river begins at the confluence of the North and South forks near the community of Alsea and flows approximately 43 miles to the coast. Its watershed embraces 470 square miles (nearly 300,000 acres), with ... WebAlsea River: Stream: South Fork Alsea River: Avg. Volume: 25.0 cu ft/sec: ... several viewpoints of the falls, though none are heavily developed, and some may be flooded and inaccessible when the river is at its peak flow. The falls may deserve a higher rating during higher flows. ... and in cases where there is no USGS data to use, it may be a ... dicky ford