Floods of May-June 1948 in Columbia River Basin

This report presents records of stage and discharge for the period including the flood at about 230 stream-gaging stations, records of storage in many reservoirs, a summary of peak discharges with comparative data for floods at about 490 measurement points, and tables showing crest stages along an aggregate length of stream channel for 657 miles. The report also includes a discussion of weather associated with the flood, a discussion of snow as a factor in producing the flood, tables showing water content of snow prior to the flood period, and other data pertinent to the flood. Following the main flood report is a brief report entitled, "Magnitude and Frequency of Floods in the Columbia River Basin," a study of recurrence intervals of floods of various magnitudes.

Includes information on Vanport flooding of 1948.