Lake Pontchartrain, Louisiana
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Lake Pontchartrain Stats
| Lake Name | Lake Pontchartrain |
| Country | United States |
| Surface area | 1645.240 |
| Maximum depth | 5.0 |
| Average depth | 3.8 |
| Lake type | Saline, natural |
| Length | 64.400 |
| Width | 38.600 |
| Catchment area | 13745.80 |
| Volume | 6.334 |
| Shore length | 205.20 |
| Settlements | New Orleans, Metairie, Kenner, Mandeville, Slidell, Madisonville. |
| Residence time | 253.5 |
| Trophic state | Mesotrophic |
| Origin | River |
| Average discharge | 289.170 |