However, this effort became less than fruitful when the levee system was breached in several other areas to the north, preventing the flood waters from threatening New Orleans.

The Caernarvon Freshwater Diversion, located 15 miles (24 km) south of New Orleans, was built in 1991 at a cost of $25.9 million around the site of the destroyed levee.

[3] In March 2006 the Final Phase 2 Design Report, Mississippi River Water Reintroduction Into Bayou Lafourche was published.

By November 2011 this project, that included dredging 5 miles (8.0 km) of Bayou Lafourche from Donaldsonville to Belle Rose.

In 2012 the CPRA allocated $20 million to the Bayou Lafourche Fresh Water District, from the Coastal Impact Assistance Program, to implement State Project BA-0161 or "Phase 2", that is scheduled for completion in December 2016.

Phase 2 includes 8.3 miles (13.4 km) of dredging between Belle Rose and Napoleonville, ending just north of LA 998.