Lake Pontchartrain

Lake Pontchartrain (pronounced /ˈpɒntʃətreɪn/ in English; Lac Pontchartrain, IPA [lak pɔ̃ʃaʀtʀɛ̃] in French) is a brackish lake in southeastern Louisiana. It is the second largest salt-water lake in the United States, after the Great Salt Lake in Utah, and the largest lake in Louisiana.

Quick Facts Coordinates, Type ...

Lake Pontchartrain
Landsat image
Map
Coordinates	30.206055°N 90.102132°W / 30.206055; -90.102132
Type	salt-water lake
Basin countries	United States
Surface area	630 sq mi (1630 km²)
Settlements	New Orleans, Metairie, Kenner, Mandeville, Slidell, Madisonville, etc.

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It has an area of 630 square miles (1630 square km) with an average depth of 12 to 14 feet (about 4 meters). Some shipping channels are kept deeper through dredging. It is roughly oval in shape, about 40 miles (64 km) wide and 24 miles (39 km) from south to north.

Wikimedia Commons has media related to Lake Pontchartrain.

• Lake Pontchartrain Basin Foundation
• United States Geological Survey Lake Pontchartrain Fact Sheet
• Real-time water data for Lake Pontchartrain
• The Lake Pontchartrain Basin Foundation
• New Orleans history of the lake
• Lake Pontchartrain Basin Maritime Museum^{[permanent dead link]}
• USGS Environmental Atlas of Lake Pontchartrain
• New Orleans District Water Management Archived 2005-09-07 at the Wayback Machine
• Washington Post article alleging levee faults, 21 Sept 2005
• National Geographic article about the levees, 2 Sept. 2005
• Salon article about disaster predictions, 31 Aug 2005^{[permanent dead link]}
• U.S. Geological Survey article about the Lake Pontchartrain Basin, 3 Nov 1995
• BBC article about environmental effects on the lake after the flooding of New Orleans, 8 Sept. 2005

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