TY - RPRT TI - Groundwater conditions during 2009 and changes in groundwater levels from 1984 to 2009, Columbia Plateau Regional Aquifer System, Washington, Oregon, and Idaho AU - Daniel T. Snyder AU - Jonathan V. Haynes PY - 2010 DO - 10.3133/sir20105040 UR - https://pubs.usgs.gov/publication/sir20105040 ID - sir20105040 ER -