J. E. Kircher

• Changes in surface-water hydrology, Platte River basin in Colorado, Wyoming, and Nebraska upstream from Duncan, Nebraska
• Estimation of natural streamflow characteristics in western Colorado
• Evaluation of sediment yield and sediment data-collection network in the Piceance Basin, northwestern Colorado
• Sediment analyses for selected sites on the South Platte River in Colorado and Nebraska, and the North Platte and Platte rivers in Nebraska
• Sediment transport and effective discharge of the North Platte, South Platte, and Platte Rivers in Nebraska
• Sediment transport and source areas of sediment and runoff, Big Sandy River basin, Wyoming
• The stream-gaging program in Colorado