<P> The Mississippi River empties into the Gulf of Mexico about 100 miles ( 160 km ) downstream from New Orleans . Measurements of the length of the Mississippi from Lake Itasca to the Gulf of Mexico vary somewhat , but the United States Geological Survey 's number is 2,320 miles ( 3,730 km ) . The retention time from Lake Itasca to the Gulf is typically about 90 days . </P>
<P> The Mississippi River empties into the Gulf of Mexico about 100 miles ( 160 km ) downstream from New Orleans . Measurements of the length of the Mississippi from Lake Itasca to the Gulf of Mexico vary somewhat , but the United States Geological Survey 's number is 2,320 miles ( 3,730 km ) . The retention time from Lake Itasca to the Gulf is typically about 90 days . </P>
where does the mississippi river dump into the gulf of mexico
where does the mississippi river dump into the gulf of mexico
about 100 miles ( 160 km ) downstream from New Orleans
about 100 miles ( 160 km ) downstream from New Orleans