Summary of Spring Flow Decline and Local Hydrogeologic Studies, 1969-2007
Martin L. 2007. Summary of Spring Flow Decline and Local Hydrogeologic Studies, 1969-2007. NPS/NRPC/WRD/NRTR—2007/365. National Park Service, Water Resources Division. Fort Collins, Colorado
This report summarizes each of the hydrologic and geologic investigations that have been conducted over the past 30 years to determine the source of groundwater discharging at the springs and the cause of the spring flow decline. It also evaluates the future prospects for spring flow at the monument.