Survey data is referenced to Louisiana South State Plane Coordinates North American Datum 1983 with soundings referenced below Mean Low Gulf in U.S. Survey Feet.

Barataria Bay Waterway
   Survey title Survey date
       Sheet Name    River mile PDF XYZ SHP
   Bar - Sh. 1 11/03/2017
       BW_01_BAR    MM (-1.8) to (-4.0) PDF XYZ Shape
   Bar - Sh. 2 11/03/2017
       BW_02_BAR    MM 0.5 to (-1.8) PDF XYZ Shape
   Bay - Sh. 3 10/31/2017
       BW_03_BAY    MM 2.7 to 0.5 PDF XYZ Shape
   Bay - Sh. 4 10/31/2017
       BW_04_BAY    MM 4.7 to 2.7 PDF XYZ Shape
   Bay - Sh. 5 11/03/2017
       BW_05_BAY    MM 7.0 to 4.7 PDF XYZ Shape
   Bay - Sh. 6 11/03/2017
       BW_06_BAY    MM 9.3 to 7.0 PDF XYZ Shape
   Bay - Sh. 7 11/03/2017
       BW_07_BAY    MM 11.5 to 9.3 PDF XYZ Shape
   Lower - Sh. 8 11/09/2017
       BW_08_LWR    MM 13.8 to 11.5 PDF XYZ Shape
   Lower - Sh. 9 11/09/2017
       BW_09_LWR    MM 16.0 to 13.8 PDF XYZ Shape
   Lower - Sh. 10 11/09/2017
       BW_10_LWR    MM 18.4 to 16.0 PDF XYZ Shape
   Lower - Sh. 11 11/09/2017
       BW_11_LWR    MM 20.6 to 18.4 PDF XYZ Shape
   Lower - Sh. 12 11/09/2017
       BW_12_LWR    MM 23.0 to 20.6 PDF XYZ Shape
   Lower - Sh. 13 11/08/2017
       BW_13_LWR    MM 25.6 to 23.0 PDF XYZ Shape
   Lower - Sh. 14 11/08/2017
       BW_14_LWR    MM 28.0 to 25.6 PDF XYZ Shape
   Lower - Sh. 15 11/08/2017
       BW_15_LWR    MM 30.3 to 28.0 PDF XYZ Shape
   Lower - Sh. 16 11/08/2017
       BW_16_LWR    MM 32.5 to 30.3 PDF XYZ Shape
   Lower - Sh. 17 11/08/2017
       BW_17_LWR    MM 35.0 to 32.5 PDF XYZ Shape
   Lower - Sh. 18 11/08/2017
       BW_18_LWR    MM 37.0 to 35.0 PDF XYZ Shape
Bayou Rigaud
   Sheet 19 10/31/2017
       BW_19_RIG    MM 0.0-2.5 PDF XYZ Shape
   Sheet 20 10/31/2017
       BW_20_RIG    MM 2.5-4.5 PDF XYZ Shape