Mt. Saint Helens recovery operations, Cowlitz County, Washington, Columbia County, Oregon
Subtitle: draft environmental impact statement.
Publisher: U.S. Army Corps of Engineers, Portland District
Published: 1980
Place of publication: [Portland, Or.]
Language: eng
Number of pages: 100
Subjects: Dredging -- Environmental aspects -- Washington (State) -- Cowlitz County.; Dredging -- Environmental aspects -- Oregon -- Columbia County.; Volcanic ash, tuff, etc. -- Washington (State) -- Saint Helens, Mount.
Notes: Cover title.

"July 1980."

Includes bibliographical references.