1. Geohydrology and digital simulation of the ground-water flow system in the Umatilla Plateau and Horse Heaven Hills area, Oregon and Washington Author/Creator: Davies-Smith, Ann, author Publication/Creation: Portland, Oregon : U.S. Geological Survey, 1988 Resource Type: Book Access & Availability: Loading
2. Geologic framework of the Columbia Plateau Aquifer System, Washington, Oregon, and Idaho Author/Creator: Drost, B. W., author Publication/Creation: Portland, Oregon : U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
3. Ground-water pumpage from the Columbia Plateau, Washington and Oregon, 1945 to 1984 Author/Creator: Cline, Denzel R., author Publication/Creation: Tacoma, Washington : U.S. Geological Survey, 1992 Resource Type: Book Access & Availability: Loading