TY - RPRT TI - Water Resources Data, Colorado, Water Year 1990. Volume 2. Colorado River Basin AU - R.C. Ugland AU - B.J. Cochran AU - R.G. Kretschman AU - E.A. Wilson AU - J.D. Bennett PY - 1991 DO - 10.3133/wdrco902 UR - https://pubs.usgs.gov/publication/wdrCO902 ID - wdrCO902 ER -