Dissolved-solids loading from 17 natural catchments and 14 irrigated catchments in the Upper Colorado River Basin was examined for the period from 1974 through 2003. In general, dissolved-solids loading increased and decreased concurrently in natural a
Kenney, Terry A. tkenney@usgs.gov,Gerner, Steven J. sjgerner@usgs.gov,Buto, Susan G. sbuto@usgs.gov. Analysis of annual dissolved-solids loading from selected natural and irrigated catchments in the Upper Colorado River Basin, 1974-2003. 2012-01-01.