TY - RPRT TI - Water Resources Data for Colorado, Water Year 1980--Volume 1. Missouri River Basin, Arkansas River Basin, and Rio Grande Basin AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1981 DO - 10.3133/wdrco801 UR - https://pubs.usgs.gov/publication/wdrCO801 ID - wdrCO801 ER -