Proposed improvements to existing flood control works
Subtitle: Beaver Drainage District, Columbia River, Oregon
By: prepared by U.S. Army Engineer District, Portland, Oregon.
Contributors: United States. Army. Corps of Engineers. Portland District.
Publisher: U.S. Army Engineer District
Published: 1973
Place of publication: Portland, Or
Language: eng
Subjects: Beaver Drainage District (Columbia County, Or.); Flood control -- Environmental aspects -- Columbia River.; Flood control -- Environmental aspects -- Oregon -- Columbia County.; Pumping stations -- Environmental aspects -- Columbia River.; Pumping stations -- Environmental aspects -- Oregon -- Columbia County.
Notes: Cover title.

At head of title: Revised draft environmental statement.

"12 January 1973."