Levee and drainage modifications, Scappoose Drainage District, Columbia River, Oregon
Subtitle: final environmental statement
By: prepared by U.S. Army Engineer District, Portland, Oregon.
Contributors: United States. Army. Corps of Engineers. Portland District.
Publisher: The District
Published: 1972
Place of publication: Portland, Or
Language: eng
Subjects: Drainage -- Environmental aspects -- Oregon.; Drainage -- Environmental aspects -- Columbia River.; Levees -- Environmental aspects -- Columbia River.; Levees -- Environmental aspects -- Oregon.
Notes: "29 February 1972."