1. Application of tracer-injection techniques to demonstrate surface-water and ground-water interactions between an alpine stream and the North Star Mine, Upper Animas River Watershed, southwestern Colorado Author/Creator: Wright, Winfield G. Publication/Creation: Denver, CO : U.S. Geological Survey, Information Services [distributor]. Format: Book Access & Availability: Loading
2. Using water-quality profiles to characterize seasonal water quality and loading in the upper Animas River basin, southwestern Colorado Author/Creator: Leib, Kenneth J. Publication/Creation: Denver, Colo. : U.S. Geological Survey, 2003 Format: Book Access & Availability: Loading