Hydrology and water quality of the copper-nickel study region, northeastern Minnesota
By: by Donald I. Siegel and Donald W. Ericson ; prepared in cooperation with Minnesota Environmental Quality Board, Copper-Nickel Study Staff
Contributors: Ericson, Donald W., 1927-; Geological Survey (U.S.); Minnesota Environmental Quality Board. Copper-Nickel Study Staff
Series: Water-resources investigations -- 80-739; Open-file report; Open-file report (United States. Geological Survey)
Publisher: U.S. Geological Survey
Published: 1980
Place of publication: [Reston, Va.?]
Language: eng
Number of pages: 87
Subjects: Hydrology -- Minnesota; Water quality -- Minnesota
Notes: One map and one Table on 2 folded leaves in pocket

Bibliography: p. 87