Water Resources Data, Colorado, Water Year 1990. Volume 1. Missouri River Basin; Arkansas River Basin; and Rio Grande Basin

Abstract

JANUARY FEBRUARY MARCH SMTWTFS SMTWTFS SMTWTFS PREFACEThis volume of the annual hydrologic data report of Colorado is one of a series of annual reports that document hydrologic data gathered from the U. S. Geological Survey's surface-and ground-water data-collection networks in each state, Puerto Rico, and the Trust Territories. These records of streamflow, ground-water levels, and quality of water provide the hydrologic information needed by State, local, and Federal agencies, and the private sector for developing and managing our Nation's land and water resources. Hydrologic data for Colorado are contained in two volumes: