Lower Mississippi River Map circa 1899

Mar 28, 2017 (Last modified May 8, 2017)
Created by Yvonne Allen
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Map of the alluvial valley of the Mississippi River from the head of St. Francis Basin to the Gulf of Mexico, showing lands subject to overflow, location of levees and trans-alluvial profiles.

Note that this map is Intended to provide a context for conservation and restoration.  This map is not intended to use used for establishing legal boundaries or conditions. 

5 May 2017 - The floodplain digitization is still subject to revisions.  Please use the "comments" tab on the map to let me know if you find errors!

Yvonne Allen - Gulf Coastal Plains and Ozarks LCC; USFWS
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Creative Commons LicenseThis work is licensed under a Creative Commons Attribution 3.0 License.
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About the Map Author

Yvonne Allen
with USFWS

Ecologist / Aquatic Resources Analyst