Survey data on PDFs is referenced to Louisiana South State Plane Coordinates North American Datum 1983 with soundings referenced below Low Water Reference Plane 2007 via N.A.V.D. gage in U.S. Survey Feet. XYZ files are in U.S. Survey feet referenced to N.A.V.D unless otherwise noted.
| Mississippi River N.O. to Venice | ||||||
| Survey title | Survey date | Survey date | ||||
| Sheet Name River Mile | Recon - Profile Only | Full Survey | ||||
| Mississippi River New Orleans to Venice | ||||||
| Carrollton Bend - Sh. 2 | 10/14/2021 | 05/18/2021 | ||||
| MD_53_CA2 MM 103 to 101 | XYZ | Shape | XYZ | Shape | ||
| New Orleans Harbor - Sh. 1 | mm/dd/yyyy | 05/18/2021 | ||||
| MD_54_NO1 MM 101 to 98.5 | XYZ | Shape | XYZ | Shape | ||
| New Orleans Harbor - Sh. 2 | 11/10/2016 | 05/18/2021 | ||||
| MD_55_NO2 MM 98.5 to 96 | XYZ | Shape | XYZ | Shape | ||
| New Orleans Harbor - Sh. 3 | 11/10/2016 | 05/13/2021 | ||||
| MD_56_NO3 MM 96 to 94 | XYZ | Shape | XYZ | Shape | ||
| Third Dist. Reach - Sh. 1 | mm/dd/yyyy | 05/13/2021 | ||||
| MD_57_TD1 MM 94 to 92 | XYZ | Shape | XYZ | Shape | ||
| Third Dist. Reach - Sh. 2 | mm/dd/yyyy | 05/10/2021 | ||||
| MD_58_TD2 MM 92 to 90 | XYZ | Shape | XYZ | Shape | ||
| Cutoff - Sh. 1 | mm/dd/yyyy | 05/10/2021 | ||||
| MD_59_CO1 MM 90 to 88 | XYZ | Shape | XYZ | Shape | ||
| Cutoff - Sh. 2 | mm/dd/yyyy | 05/10/2021 | ||||
| MD_60_CO2 MM 88 to 86 | XYZ | Shape | XYZ | Shape | ||
| Poydras | 03/01/2016 | 05/10/2021 | ||||
| MD_61_PYD MM 86 to 84 | XYZ | Shape | XYZ | Shape | ||
| 12 Mile Point - Sh. 1 | 03/01/2016 | 05/11/2021 | ||||
| MD_62_TW1 MM 84 to 82 | XYZ | Shape | XYZ | Shape | ||
| 12 Mile Point - Sh. 2 | mm/dd/yyyy | 05/11/2021 | ||||
| MD_63_TW2 MM 82 to 80 | XYZ | Shape | XYZ | Shape | ||
| English Turn - Sh. 1 | mm/dd/yyyy | 05/11/2021 | ||||
| MD_64_ET1 MM 80 to 78 | XYZ | Shape | XYZ | Shape | ||
| English Turn - Sh. 2 | mm/dd/yyyy | 05/11/2021 | ||||
| MD_65_ET2 MM 78 to 76 | XYZ | Shape | XYZ | Shape | ||
| Belle Chasse | mm/dd/yyyy | 05/11/2021 | ||||
| MD_66_BLC MM 76 to 74 | XYZ | Shape | XYZ | Shape | ||
| Oak Point - Sh. 1 | mm/dd/yyyy | 05/12/2021 | ||||
| MD_67_OP1 MM 74 to 72 | XYZ | Shape | XYZ | Shape | ||
| Oak Point - Sh. 2 | mm/dd/yyyy | 05/12/2021 | ||||
| MD_68_OP2 MM 72 to 70 | XYZ | Shape | XYZ | Shape | ||
| Jesuit Bend | mm/dd/yyyy | 05/24/2024 | ||||
| MD_69_JSB MM 70 to 67.5 | XYZ | Shape | XYZ | Shape | ||
| Saltwater Barrier - Sh. 1 | 08/20/2024 | 05/24/2024 | ||||
| MD_70_SB1 MM 67.5 to 66 | XYZ | Shape | XYZ | Shape | ||
| Saltwater Barrier - Sh. 2 | mm/dd/yyyy | 05/24/2024 | ||||
| MD_71_SB2 MM 66 to 65 | XYZ | Shape | XYZ | Shape | ||
| Saltwater Barrier - Sh. 3 | 12/17/2024 | 05/24/2024 | ||||
| MD_72_SB3 MM 65 to 63.5 | XYZ | Shape | XYZ | Shape | ||
| Alliance | mm/dd/yyyy | 05/24/2024 | ||||
| MD_73_ALI MM 63.5 to 61 | XYZ | Shape | XYZ | Shape | ||
| Myrtle Grove - Sh. 1 | 09/03/2021 | 05/18/2021 | ||||
| MD_74_MG1 MM 61 to 59 | XYZ | Shape | XYZ | Shape | ||
| Myrtle Grove - Sh. 2 | 09/03/2021 | 11/21/2024 | ||||
| MD_75_MG2 MM 59 to 57 | XYZ | Shape | XYZ | Shape | ||
| Junior - Sh. 1 | 09/03/2021 | 11/21/2024 | ||||
| MD_76_JR1 MM 57 to 55 | XYZ | Shape | XYZ | Shape | ||
| Junior - Sh. 2 | mm/dd/yyyy | 05/18/2021 | ||||
| MD_77_JR2 MM 55 to 53 | XYZ | Shape | XYZ | Shape | ||
| Junior - Sh. 3 | mm/dd/yyyy | 05/19/2021 | ||||
| MD_78_JR3 MM 53 to 51 | XYZ | Shape | XYZ | Shape | ||
| Point A La Hache - Sh. 1 | mm/dd/yyyy | 05/19/2021 | ||||
| MD_79_PH1 MM 51 to 49 | XYZ | Shape | XYZ | Shape | ||
| Point A La Hache - Sh. 2 | mm/dd/yyyy | 05/19/2021 | ||||
| MD_80_PH2 MM 49 to 47 | XYZ | Shape | XYZ | Shape | ||
| Point A La Hache - Sh. 3 | mm/dd/yyyy | 05/19/2021 | ||||
| MD_81_PH3 MM 47 to 45 | XYZ | Shape | XYZ | Shape | ||
| Point A La Hache - Sh. 4 | mm/dd/yyyy | 05/19/2021 | ||||
| MD_82_PH4 MM 45 to 43 | XYZ | Shape | XYZ | Shape | ||
| Point A La Hache - Sh. 5 | mm/dd/yyyy | 05/14/2021 | ||||
| MD_83_PH5 MM 43 to 41 | XYZ | Shape | XYZ | Shape | ||
| Port Sulphur - Sh. 1 | mm/dd/yyyy | 05/14/2021 | ||||
| MD_84_PS1 MM 41 to 39 | XYZ | Shape | XYZ | Shape | ||
| Port Sulphur - Sh. 2 | mm/dd/yyyy | 05/14/2021 | ||||
| MD_85_PS2 MM 39 to 37 | XYZ | Shape | XYZ | Shape | ||
| Port Sulphur - Sh. 3 | mm/dd/yyyy | 05/14/2021 | ||||
| MD_86_PS3 MM 37 to 35 | XYZ | Shape | XYZ | Shape | ||
| Sixty Mile Point - Sh. 1 | mm/dd/yyyy | 06/18/2024 | ||||
| MD_87_SX1 MM 35 to 33 | XYZ | Shape | XYZ | Shape | ||
| Sixty Mile Point - Sh. 2 | mm/dd/yyyy | 05/13/2021 | ||||
| MD_88_SX2 MM 33 to 31 | XYZ | Shape | XYZ | Shape | ||
| Tropical Bend - Sh. 1 | mm/dd/yyyy | 05/13/2021 | ||||
| MD_89_TB1 MM 31 to 29 | XYZ | Shape | XYZ | Shape | ||
| Tropical Bend - Sh. 2 | mm/dd/yyyy | 05/13/2021 | ||||
| MD_90_TB2 MM 29 to 27 | XYZ | Shape | XYZ | Shape | ||
| Buras - Sh. 1 | 01/19/2023 | 03/29/2023 | ||||
| MD_91_BU1 MM 27 to 25 | XYZ | Shape | XYZ | Shape | ||
| Buras - Sh. 2 | 01/19/2023 | 10/30/2024 | ||||
| MD_92_BU2 MM 25 to 23 | XYZ | Shape | XYZ | Shape | ||
| Bolivar Point | 01/19/2023 | 10/30/2024 | ||||
| MD_93_BVP MM 23 to 21 | XYZ | Shape | XYZ | Shape | ||
| Fort Jackson - Sh. 1 | mm/dd/yyyy | 06/09/2022 | ||||
| MD_94_FJ1 MM 21 to 19 | XYZ | Shape | XYZ | Shape | ||
| Fort Jackson - Sh. 2 | 01/18/2019 | 06/08/2022 | ||||
| MD_95_FJ2 MM 19 to 17 | XYZ | Shape | XYZ | Shape | ||
| Boothville | 01/18/2019 | 01/25/2023 | ||||
| MD_96_BTV MM 17 to 15 | XYZ | Shape | XYZ | Shape | ||
| Venice | 04/22/2021 | 01/25/2023 | ||||
| MD_97_VEN MM 15 to 13 | XYZ | Shape | XYZ | Shape | ||