Caernarvon 15ppt Gauge: Black Bay near Stone Island (USGS site 073745275)
Caernarvon 5ppt Gauge: Crooked Bayou (USGS site 073745257)
Davis Pond 15ppt Gauge: Barataria Bay nr Grand Terre (USGS site 291929089562600)
Davis Pond 5ppt Gauge: Little Lake Bay Dos Gris (USGS site 292800090060000)
The project was authorized on October 27, 1965, by Public Law 89-298, of the 89th Congress, 1st Session. It is near Braithwaite, Louisiana, on the left descending bank of the Mississippi River in Plaquemines Parish at mile 81.5.
The project was authorized by the Flood Control Act of 1965, the Water Resources Development Act of 1974, and the Water Resources Development Act of 1986. It is near Luling, Louisiana, on the west bank of the Mississippi River in St. Charles Parish at mile 118.4.