Scientific Investigations Report 2006-5188
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006-5188
Figure 8. Mean annual flow-weighted concentrations of dissolved and total cadmium, lead, and zinc and mean annual streamflow at four streamflow-gaging stations in the Spokane River basin, Idaho. Long-term models used records for the periods: Enaville (1992-2004), Pinehurst, Harrison (1991-2004), and Post Falls (1991-2003).