North and South Table Mountain, Golden, CO. Photo credit: Emily Perman (CGS) General, Geology, Publications November 21, 2025 Colorado Geological Survey Research Notes Here at the Colorado Geological Survey, our publications library is constantly evolving and growing. Our publications archive is always being updated, and new items are published to our website on a monthly basis. All this work is in pursuit of our mission statement: To reduce the impact of geologic hazards…
Soil arch in Qamf deposit, Loutzenhizer Arroyo. Piping cave/soil arch in Qamf deposit, Loutzenhizer Arroyo, Delta County, Colorado, April 2007. Photo credit: David Noe (CGS). Hazards July 12, 2018 Collapsible Soils By Jonathan White, Senior Engineering Geologist, Emeritus At the end of the 19th and beginning of the 20th Century, some of the first settlers of the plateau region of western Colorado along the Colorado River, and the Uncompahgre and North Fork of…