Scientific Investigations Report 2006–5274
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5274
Figure 4. Mean monthly precipitation for the Salmon Creek Basin, Okanogan County, Washington, 1971–2000 (based on PRISM data from the Spatial Climate Analysis Service-Oregon State University, 2006), and annual precipitation at Conconully, water years 1971–2000.