Geology and ground-water hydrology of Spirit Lake blockage, Mount St. Helens, Washington, with implications for lake retention
By: by Harry Glicken, William Meyer, and Martha Sabol.
Contributors: Meyer, William.; Sabol, Martha.
Series: U.S. Geological Survey bulletin -- 1789
Publisher: Dept. of the Interior
Published: 1989
Place of publication: Washington, DC
Language: eng
Number of pages: 33
Subjects: Volcanic ash, tuff, etc -- Washington (State) -- Spirit Lake; Water, Underground -- Washington (State) -- Spirit Lake; Saint Helens, Mount (Wash.) -- Eruption, 1980.
Notes: Three maps on 3 folded leaves in pocket.

 87600479  t_oclc

Bibliogr.

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