Index of Surface-Water Records to September 30, 1970 Part 9.-Colorado River Basin
Index of Surface-Water Records to September 30, 1970 Part 9.-Colorado River Basin GEOLOGICAL SURVEY CIRCULAR 659 Index of Surface-Water Record!~ to September 30, 1970 Part 9.-Colorado River Basin GEOLOGICAL SURVEY CIRCULAR 659 Washington 1971 United States Department of the Interior ROGERS C. B. MORTON, Secretary Geological Survey W. A. Radlinski, Acting Director Free on applrcatron to the US Geologrcal Survey. Washrngton, DC 20242 Index of Surface-Water Records to September 30, 1970 Part 9.-Colorado River Basin INTRODUCTION This report lists the streamflow and reservoir stations in the Colorado River basin for which records have been or are to be published in reports of the Geological Survey for periods through September 30, 1970. It supersedes Geological Survey Circular 579. It was updated by personnel of the Data Reports Unit, Water Resources Divisi')n, Geo logical Survey. Basic data on surface-water supply have been published in an annual series of water-supply papers conri.sting of several volumes, including one each for the States of Alaska and Hawaii. The area of the other 48 States is divided into 14 parts whose boundaries coincide with certain natural drainage lines. Prior to 1951, the records for the 48 States were published in 14 volumes, one for each of the parts. From 1951 to 1960, the records for the 48 States were rublished annually in 18 volumes, there being 2 volumes each for Parts 1, 2, 3, and 6. Beginning in 1961, theannualseriesofwater-supplypapers on surface-water supply was changed to a 5-year series, and records for the period 1961-65 were published in 37 volumes, there being 2 or more volumes for each of 11 parts and one each for parts 10, 13, 14, 15 (Alaska), and 16 (Hawaii and other Pacific areas).
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