1992 Map of Hanna
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1992 Map of Hanna

USGS Topo · Published 1992

About this map

Port Sulphur and the neighboring settlements of Happy Jack and Encalade anchor the narrow habitable corridor between the Mississippi River and the expanding marshlands of Plaquemines Parish. This orthophotomap, updated in the early 1990s, illustrates the precarious balance of the lower coast, where the Back Levee protects local infrastructure from the labyrinth of bays and bayous like Battle Ground Bay and Felicity Bay. Local genealogy is preserved in the presence of McBride Sch and a local Cem, alongside industrial markers like the Radio Towers (KPLT). The landscape is defined by the hydrologic engineering of Potters Canal and John Canal, which cut through the wetlands toward the American Bay. This survey captures the region's complex shoreline before further coastal erosion, marking features such as Drum Island and Pintail Point within the larger La Fourche Bay system.


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Map Details

Date Portrayed1992
Date Published1992
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24,000
Physical Dimensions21.4 x 26.7 inches

Editions of this 1992 Hanna Map

This is the sole edition of this map. No revisions or reprints were ever made.


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Source Details

CopyrightPublic Domain