Evaluation of shallow aquifers in the Helena Valley, Lewis and Clark County, Montana
By: by Joe A. Moreland and Robert B. Leonard ; prepared in cooperation with Lewis and Clark County and the Montana Bureau of Mines and Geology.
Contributors: Leonard, Robert B.; Geological Survey (U.S.); Montana Bureau of Mines and Geology.; Lewis and Clark County (Mont.)
Series: Water-resources investigations; Open-file report -- 80-1102.; Open-file report (Geological Survey (U.S.)) -- 80-1102.
Publisher: U.S. Dept. of the Interior, Geological Survey; For sale by Open-File Services Section, Branch of Distribution, U.S. Geological Survey
Published: 1980
Place of publication: Helena, Mont; Denver, Colo
Language: eng
Number of pages: 24
Subjects: Groundwater -- Montana -- Lewis and Clark County; Water quality -- Montana -- Lewis and Clark County
Notes: "October 1980."

Five folded maps in pocket.

Bibliography: p. 23-24.