TY - RPRT TI - 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 AU - Michael A. Beckwith PY - 2003 DO - 10.3133/ofr02472 UR - https://pubs.usgs.gov/publication/ofr02472 ID - ofr02472 ER -