St. Tammany Parish topographic map

Average elevation: 23 m

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Bossier City is located at 32°31′4″N 93°41′29″W / 32.51778°N 93.69139°W / 32.51778; -93.69139 (32.517651, −93.691397) within the Ark-La-Tex and has an elevation of 174 feet (53.0 m) above sea level. The city lies primarily on the banks of the Red River, and has a largely flat topography…

Average elevation: 57 m

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Founded in 1718 by French colonists, New Orleans was once the territorial capital of French Louisiana before becoming part of the United States in the Louisiana Purchase of 1803. New Orleans in 1840 was the third most populous city in the United States, and it was the largest city in the American South from…

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The Faubourg Marigny is located at 29°57′53″N 90°03′19″W / 29.96472°N 90.05528°W / 29.96472; -90.05528 and has an elevation of 1 foot (0.3 m). According to the United States Census Bureau, the district has a total area of 0.33 square miles (0.9 km2). 0.31 square miles (0.8 km2) of which is…

Average elevation: 2 m

Average elevation: 2 m

Average elevation: 9 m

Lakeview is located at 30°00′24″N 90°06′28″W / 30.00667°N 90.10778°W / 30.00667; -90.10778 and has an elevation of 0 feet (0.0 m). According to the United States Census Bureau, the district has a total area of 1.61 square miles (4.2 km2). 1.61 square miles (4.2 km2) of which is land and…

Average elevation: 2 m

Average elevation: 22 m

The uppermost lock and dam on the Upper Mississippi River is the Upper St. Anthony Falls Lock and Dam in Minneapolis. Above the dam, the river's elevation is 799 feet (244 m). Below the dam, the river's elevation is 750 feet (230 m). This 49-foot (15 m) drop is the largest of all the Mississippi River locks…

Average elevation: 13 m

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Alexandria is located at 31°17′34″N 92°27′33″W / 31.29278°N 92.45917°W / 31.29278; -92.45917 and has an elevation of 75 feet (22.9 m).

Average elevation: 32 m

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Average elevation: 43 m

Average elevation: 58 m

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Jennings is located at 30°13′20″N 92°39′25″W / 30.22222°N 92.65694°W / 30.22222; -92.65694 (30.222207, -92.656880) and has an elevation of 26 feet (7.9 m).

Average elevation: 6 m

Average elevation: 71 m

Ponchatoula is located at 30°26′21″N 90°26′33″W / 30.43917°N 90.44250°W / 30.43917; -90.44250 (30.439162, -90.442507) and has an elevation of 26 feet (7.9 m). According to the United States Census Bureau, the city has a total area of 4.2 square miles (11 km2), all land.

Average elevation: 7 m

Average elevation: 16 m