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Atchafalaya Basin group warns Iberia Parish council about sedimentation, lost flood capacity
Summary
Dean Wilson of Atchafalaya Basin Keeper told the Iberia Parish Council the basin is filling, reducing flood conveyance and increasing local flood risk; he urged the council to oppose projects that add sediment and to consider a basin management plan and local resolutions.
Dean Wilson, secretary director of Atchafalaya Basin Keeper, told the Iberia Parish Council on Sept. 24 that sedimentation has significantly reduced the Atchafalaya Basin’s flood conveyance and is increasing flood risk for communities in south-central Louisiana.
"We lost, you know, way over half of the deepwater habitat in the Atchafalaya Basin," Wilson said, describing how levee construction and engineered diversions shifted historic flows and reduced the basin’s ability to move floodwaters. He contrasted the early…
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