Michael A. Beckwith

• Concepts for monitoring water quality in the Spokane River Basin, northern Idaho and eastern Washington
• Selected trace-element and synthetic-organic compound data for streambed sediment from the Clark Fork-Pend Oreille and Spokane River basins, Montana, Idaho, and Washington, 1998
• Summary of surface-water-quality data collected for the Northern Rockies Intermontane Basins National Water-Quality Assessment Program in the Clark Fork-Pend Oreille and Spokane River Basins, Montana, Idaho, and Washington, water years 1999-2001
• Trace-element concentrations and transport in the Coeur d'Alene River, Idaho, water years 1993-94