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; Open-file report -- 80-739.; Open-file report (Geological Survey (U.S.)) -- 80-739.
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.