1. A reconnaissance water-quality appraisal of the Fountain Creek alluvial aquifer between Colorado Springs and Pueblo, Colorado, including trace elements and organic constituents Author/Creator: Cain, Doug, author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
2. Regional Aquifer-System Analysis Program of the U.S. Geological Survey--bibliography, 1978-86 Author/Creator: Weeks, John B., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1987 Resource Type: Book Access & Availability: Loading