Overview of drought and hydrologic conditions in the United States and southern Canada
Subtitle: water years 1986-90 : water-resources conditions in the United States and southern Canada
By: by Sandra L. Holmes.
Series: U.S. Geological Survey water-supply paper ;; 2314-B
Publisher: U.S. G.P.O.; For sale by the Branch of Distribution, U.S. Geological Survey; U.S. Dept. of the Interior, U.S. Geological Survey; For sale by the Branch of Distribution
Published: 1992
Place of publication: [Washington, D.C.]; Denver, CO
Language: eng
Number of pages: 139
Subjects: Droughts -- United States.; Droughts -- Canada.; Hydrology -- United States.; Hydrology -- Canada.
Notes: Includes bibliographical references.