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morganza floodway
[1. The Morganza Spillway, the 3,900-foot control structure that sits at the north end of the Morganza Floodway, in drier times. It "consists of a concrete weir, two sluice gates, seventeen scour...
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atchafalaya ii: old river control
[The Auxiliary Structure at Old River Control; photographed by the Army Corps of Engineers, Team New Orleans. Various circumstances have conspired to keep me from finishing the Floods series last week...
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atchafalaya ii-b: the geomorphology of old river
[Image compiled from Army Corps of Engineers diagrams via Wikimedia.] Quoting further from McPhee’s “Atchafalaya”: “…In the Red River, [Shreve] undertook to disassemble a “raft”—uprooted trees by the...
View Articleatchafalaya ii-c: old river hydraulic sediment response model study
[Video from the Army Corps of Engineers' "Old River Hydraulic Sediment Response Model Study", in which a physical model of Old River Control was used to test the distribution of sediment deposition...
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atchafalaya iii: the morgan city floodwall
[The twin Atchafalaya river ports of Morgan City (on the east bank) and Berwick (on the west bank), captured in false-color by the "Advanced Spaceborne Thermal Emission and Reflection Radiometer" on...
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bayou chene closure project
[During the May 2011 operation of the Morganza Spillway, the Army Corps of Engineers closed one channel within the southern Atchafalaya Basin, Bayou Chene, by dredging the edges of a narrow strait in...
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the atchafalaya basin project and the wax lake delta
[A map of the administrative units of the Atchafalaya Basin Project in 1982, produced by the Army Corps of Engineers. The Atchafalaya Basin system is made up of three floodways: the Morganza Floodway...
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pipelines and straight lines
The history of the Atchafalaya Basin — and much of the history of the greater Mississippi Delta region — is marked by an important transition in the 19th century from an agricultural economy (which...
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flooded oil
[One of the negative aspects of resource extraction in an area, such as the Atchafalaya Basin, designed as an outlet for floodwaters is the potential for floodwaters to overwhelm flood controls and...
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