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The average elevation of the city is currently between 1 and 2 feet (0.30 and 0.61 m) below sea level, with some portions of the city as high as 20 feet (6 m) at the base of the river levee in Uptown and others as low as 7 feet (2 m) below sea level in the farthest reaches of Eastern New Orleans.
New Orleans, Louisiana: United States: −2 m (−7 ft) Oceania. Name ... "Interactive Sea Level Elevation Map". floodmap.net. "Adjustable Sealevel Map".
Today, a large portion of New Orleans is at or below local mean sea level and evidence suggests that portions of the city may be dropping in elevation due to subsidence. A 2007 study by Tulane and Xavier University suggested that "51% of the contiguous urbanized portions of Orleans, Jefferson, and St. Bernard parishes lie at or above sea level ...
New Orleans: 2 −8 ft −2.4 m: 50 100 ft ... sea level: NA 57 280 ft ... National Map Search; Elevation Point Query Service
Gert Town is one of the points of lowest elevation in New Orleans, currently ranging from 0 to −4 meters below sea level. [11] According to geographer Richard Campanella, "vertical migration" patterns, based on topographical elevation, appeared to have a specific effect from 1920 to 2000 in New Orleans. There is no evidence suggesting that ...
The Lower Ninth Ward is a neighborhood in the city of New Orleans, Louisiana.As the name implies, it is part of the 9th Ward of New Orleans.The Lower Ninth Ward is often thought of as the entire area within New Orleans downriver of the Industrial Canal; however, the City Planning Commission divides this area into the Lower Ninth Ward and Holy Cross neighborhoods.
While there is substantial overlap, the 9th Ward should not be confused with city planning designation of the ninth planning district of New Orleans. The 9th Ward includes land in planning districts 7, 8, 10, and 11 (not to be confused with New Orleans East, the 7th, 8th, 10th, and 11th wards). [1]
The term above sea level generally refers to the height above mean sea level (AMSL). The term APSL means above present sea level, comparing sea levels in the past with the level today. Earth's radius at sea level is 6,378.137 km (3,963.191 mi) at the equator.