
The Southwest Pass of the Mississippi River dominates this coastal landscape at the turn of the millennium, serving as a critical artery for both maritime navigation and industrial extraction. The map reveals an intricate network of waterways including Tom Loar Pass, Joseph Bayou, and Williams Pass, which thread through the fragile marshlands of Plaquemines Parish. This environment is characterized by a heavy industrial footprint, with expansive energy operations such as the Block 52 Oil Field and the Block 53 Oil and Gas Field marked by numerous wells and platforms.
36 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1893 · East Delta
USGS Topo · 1:62,500
1893 · West Delta
USGS Topo · 1:62,500
1935 · South Pass
USGS Topo · 1:31,680
1946 · Pass Du Bois
USGS Topo · 1:31,680
1946 · Mudpan Bayou
USGS Topo · 1:31,680
1946 · Pass Tante Phine
USGS Topo · 1:31,680
1947 · Pass A Loutre West
USGS Topo · 1:31,680
1947 · Southwest Pass
USGS Topo · 1:31,680
1949 · Cubits Gap
USGS Topo · 1:31,680
1949 · Burrwood
USGS Topo · 1:31,680